From d1f73bf7fcd9936bb3b8e9bb0a29d5a7a3d7a427 Mon Sep 17 00:00:00 2001
From: Naiyuan Qing <145280634+NevilleQingNY@users.noreply.github.com>
Date: Thu, 26 Mar 2026 17:57:11 +0800
Subject: [PATCH] refactor: remove unused monorepo tooling

Delete packages/ui and packages/utils (zero imports from apps/web),
remove Turborepo, inline tsconfig.base.json into web's tsconfig,
and simplify root scripts to use pnpm --filter directly.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 .gitignore                                    |   1 -
 apps/web/tsconfig.json                        |  51 +-
 package.json                                  |  13 +-
 packages/ui/components.json                   |  23 -
 packages/ui/package.json                      |  40 -
 packages/ui/postcss.config.mjs                |   6 -
 .../ui/src/components/common/actor-avatar.tsx |  44 --
 .../ui/src/components/loading-indicator.tsx   |  30 -
 .../ui/src/components/markdown/CodeBlock.tsx  | 250 ------
 .../ui/src/components/markdown/Markdown.tsx   | 301 --------
 .../components/markdown/StreamingMarkdown.tsx | 225 ------
 packages/ui/src/components/markdown/index.ts  |   4 -
 .../ui/src/components/markdown/linkify.ts     | 215 ------
 packages/ui/src/components/multica-icon.tsx   | 105 ---
 packages/ui/src/components/spinner.tsx        |  47 --
 packages/ui/src/components/theme-provider.tsx |  11 -
 packages/ui/src/components/theme-toggle.tsx   |  40 -
 .../ui/src/components/ui/alert-dialog.tsx     | 187 -----
 packages/ui/src/components/ui/badge.tsx       |  52 --
 packages/ui/src/components/ui/button.tsx      |  60 --
 packages/ui/src/components/ui/calendar.tsx    | 221 ------
 packages/ui/src/components/ui/card.tsx        | 103 ---
 packages/ui/src/components/ui/checkbox.tsx    |  29 -
 packages/ui/src/components/ui/collapsible.tsx |  21 -
 packages/ui/src/components/ui/combobox.tsx    | 300 --------
 packages/ui/src/components/ui/dialog.tsx      | 160 ----
 .../ui/src/components/ui/dropdown-menu.tsx    | 274 -------
 packages/ui/src/components/ui/field.tsx       | 238 ------
 packages/ui/src/components/ui/hover-card.tsx  |  51 --
 packages/ui/src/components/ui/input-group.tsx | 158 ----
 packages/ui/src/components/ui/input.tsx       |  20 -
 packages/ui/src/components/ui/label.tsx       |  20 -
 packages/ui/src/components/ui/link.tsx        |  30 -
 packages/ui/src/components/ui/loading.tsx     |  54 --
 packages/ui/src/components/ui/popover.tsx     |  90 ---
 packages/ui/src/components/ui/select.tsx      | 204 -----
 packages/ui/src/components/ui/separator.tsx   |  25 -
 packages/ui/src/components/ui/sheet.tsx       | 138 ----
 packages/ui/src/components/ui/sidebar.tsx     | 723 ------------------
 packages/ui/src/components/ui/skeleton.tsx    |  13 -
 packages/ui/src/components/ui/sonner.tsx      |  49 --
 packages/ui/src/components/ui/switch.tsx      |  32 -
 packages/ui/src/components/ui/tabs.tsx        |  82 --
 packages/ui/src/components/ui/textarea.tsx    |  18 -
 packages/ui/src/components/ui/tooltip.tsx     |  66 --
 packages/ui/src/hooks/use-auto-scroll.ts      |  73 --
 packages/ui/src/hooks/use-mobile.ts           |  19 -
 packages/ui/src/hooks/use-scroll-fade.ts      |  68 --
 packages/ui/src/lib/utils.ts                  |   6 -
 packages/ui/src/styles/custom.css             | 131 ----
 packages/ui/src/styles/fonts.ts               |  11 -
 packages/ui/src/styles/globals.css            | 131 ----
 packages/ui/tsconfig.json                     |  11 -
 packages/utils/package.json                   |  16 -
 packages/utils/src/date.ts                    |  27 -
 packages/utils/src/index.ts                   |   1 -
 packages/utils/tsconfig.json                  |   7 -
 pnpm-workspace.yaml                           |   1 -
 tsconfig.base.json                            |  21 -
 turbo.json                                    |  42 -
 60 files changed, 49 insertions(+), 5340 deletions(-)
 delete mode 100644 packages/ui/components.json
 delete mode 100644 packages/ui/package.json
 delete mode 100644 packages/ui/postcss.config.mjs
 delete mode 100644 packages/ui/src/components/common/actor-avatar.tsx
 delete mode 100644 packages/ui/src/components/loading-indicator.tsx
 delete mode 100644 packages/ui/src/components/markdown/CodeBlock.tsx
 delete mode 100644 packages/ui/src/components/markdown/Markdown.tsx
 delete mode 100644 packages/ui/src/components/markdown/StreamingMarkdown.tsx
 delete mode 100644 packages/ui/src/components/markdown/index.ts
 delete mode 100644 packages/ui/src/components/markdown/linkify.ts
 delete mode 100644 packages/ui/src/components/multica-icon.tsx
 delete mode 100644 packages/ui/src/components/spinner.tsx
 delete mode 100644 packages/ui/src/components/theme-provider.tsx
 delete mode 100644 packages/ui/src/components/theme-toggle.tsx
 delete mode 100644 packages/ui/src/components/ui/alert-dialog.tsx
 delete mode 100644 packages/ui/src/components/ui/badge.tsx
 delete mode 100644 packages/ui/src/components/ui/button.tsx
 delete mode 100644 packages/ui/src/components/ui/calendar.tsx
 delete mode 100644 packages/ui/src/components/ui/card.tsx
 delete mode 100644 packages/ui/src/components/ui/checkbox.tsx
 delete mode 100644 packages/ui/src/components/ui/collapsible.tsx
 delete mode 100644 packages/ui/src/components/ui/combobox.tsx
 delete mode 100644 packages/ui/src/components/ui/dialog.tsx
 delete mode 100644 packages/ui/src/components/ui/dropdown-menu.tsx
 delete mode 100644 packages/ui/src/components/ui/field.tsx
 delete mode 100644 packages/ui/src/components/ui/hover-card.tsx
 delete mode 100644 packages/ui/src/components/ui/input-group.tsx
 delete mode 100644 packages/ui/src/components/ui/input.tsx
 delete mode 100644 packages/ui/src/components/ui/label.tsx
 delete mode 100644 packages/ui/src/components/ui/link.tsx
 delete mode 100644 packages/ui/src/components/ui/loading.tsx
 delete mode 100644 packages/ui/src/components/ui/popover.tsx
 delete mode 100644 packages/ui/src/components/ui/select.tsx
 delete mode 100644 packages/ui/src/components/ui/separator.tsx
 delete mode 100644 packages/ui/src/components/ui/sheet.tsx
 delete mode 100644 packages/ui/src/components/ui/sidebar.tsx
 delete mode 100644 packages/ui/src/components/ui/skeleton.tsx
 delete mode 100644 packages/ui/src/components/ui/sonner.tsx
 delete mode 100644 packages/ui/src/components/ui/switch.tsx
 delete mode 100644 packages/ui/src/components/ui/tabs.tsx
 delete mode 100644 packages/ui/src/components/ui/textarea.tsx
 delete mode 100644 packages/ui/src/components/ui/tooltip.tsx
 delete mode 100644 packages/ui/src/hooks/use-auto-scroll.ts
 delete mode 100644 packages/ui/src/hooks/use-mobile.ts
 delete mode 100644 packages/ui/src/hooks/use-scroll-fade.ts
 delete mode 100644 packages/ui/src/lib/utils.ts
 delete mode 100644 packages/ui/src/styles/custom.css
 delete mode 100644 packages/ui/src/styles/fonts.ts
 delete mode 100644 packages/ui/src/styles/globals.css
 delete mode 100644 packages/ui/tsconfig.json
 delete mode 100644 packages/utils/package.json
 delete mode 100644 packages/utils/src/date.ts
 delete mode 100644 packages/utils/src/index.ts
 delete mode 100644 packages/utils/tsconfig.json
 delete mode 100644 tsconfig.base.json
 delete mode 100644 turbo.json

diff --git a/.gitignore b/.gitignore
index 7d7617b7..aed07640 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,7 +7,6 @@ dist
 # build outputs
 .next
 out
-.turbo
 build
 bin
 dist-electron
diff --git a/apps/web/tsconfig.json b/apps/web/tsconfig.json
index 9428e426..f969e523 100644
--- a/apps/web/tsconfig.json
+++ b/apps/web/tsconfig.json
@@ -1,14 +1,49 @@
 {
-  "extends": "../../tsconfig.base.json",
   "compilerOptions": {
-    "plugins": [{ "name": "next" }],
-    "paths": {
-      "@/*": ["./*"]
-    },
+    "target": "ESNext",
     "module": "ESNext",
     "moduleResolution": "bundler",
-    "noEmit": true
+    "lib": [
+      "ESNext",
+      "DOM",
+      "DOM.Iterable"
+    ],
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "verbatimModuleSyntax": true,
+    "isolatedModules": true,
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
+    "noUncheckedIndexedAccess": true,
+    "resolveJsonModule": true,
+    "jsx": "react-jsx",
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@/*": [
+        "./*"
+      ]
+    },
+    "noEmit": true,
+    "allowJs": true,
+    "incremental": true
   },
-  "include": ["next-env.d.ts", "src", "app", "**/*.ts", "**/*.tsx"],
-  "exclude": ["node_modules"]
+  "include": [
+    "next-env.d.ts",
+    "src",
+    "app",
+    "**/*.ts",
+    "**/*.tsx",
+    ".next/types/**/*.ts",
+    ".next/dev/types/**/*.ts"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
 }
diff --git a/package.json b/package.json
index e312dbc4..e68c0a0f 100644
--- a/package.json
+++ b/package.json
@@ -4,12 +4,12 @@
   "private": true,
   "type": "module",
   "scripts": {
-    "dev:web": "turbo run dev --filter=@multica/web",
-    "build": "turbo run build",
-    "typecheck": "turbo run typecheck",
-    "test": "turbo run test",
-    "lint": "turbo run lint",
-    "clean": "turbo run clean && rm -rf node_modules"
+    "dev:web": "pnpm --filter @multica/web dev",
+    "build": "pnpm --filter @multica/web build",
+    "typecheck": "pnpm --filter @multica/web typecheck",
+    "test": "pnpm --filter @multica/web test",
+    "lint": "pnpm --filter @multica/web lint",
+    "clean": "pnpm --filter @multica/web clean && rm -rf node_modules"
   },
   "packageManager": "pnpm@10.28.2",
   "pnpm": {
@@ -26,7 +26,6 @@
     "@types/node": "catalog:",
     "@types/pg": "^8.20.0",
     "pg": "^8.20.0",
-    "turbo": "^2.5.0",
     "typescript": "catalog:"
   }
 }
diff --git a/packages/ui/components.json b/packages/ui/components.json
deleted file mode 100644
index 819ca6e2..00000000
--- a/packages/ui/components.json
+++ /dev/null
@@ -1,23 +0,0 @@
-{
-  "$schema": "https://ui.shadcn.com/schema.json",
-  "style": "base-nova",
-  "rsc": true,
-  "tsx": true,
-  "tailwind": {
-    "config": "",
-    "css": "src/styles/globals.css",
-    "baseColor": "zinc",
-    "cssVariables": true
-  },
-  "iconLibrary": "lucide",
-  "aliases": {
-    "components": "@multica/ui/components",
-    "utils": "@multica/ui/lib/utils",
-    "hooks": "@multica/ui/hooks",
-    "lib": "@multica/ui/lib",
-    "ui": "@multica/ui/components/ui"
-  },
-  "rtl": false,
-  "menuColor": "inverted-translucent",
-  "menuAccent": "subtle"
-}
diff --git a/packages/ui/package.json b/packages/ui/package.json
deleted file mode 100644
index d33e2e40..00000000
--- a/packages/ui/package.json
+++ /dev/null
@@ -1,40 +0,0 @@
-{
-  "name": "@multica/ui",
-  "version": "0.2.0",
-  "private": true,
-  "type": "module",
-  "exports": {
-    "./globals.css": "./src/styles/globals.css",
-    "./postcss.config": "./postcss.config.mjs",
-    "./lib/*": "./src/lib/*.ts",
-    "./components/*": "./src/components/*.tsx",
-    "./components/ui/*": "./src/components/ui/*.tsx",
-    "./components/common/*": "./src/components/common/*.tsx",
-    "./components/markdown": "./src/components/markdown/index.ts",
-    "./hooks/*": "./src/hooks/*.ts"
-  },
-  "dependencies": {
-    "@base-ui/react": "^1.3.0",
-    "class-variance-authority": "catalog:",
-    "clsx": "catalog:",
-    "cmdk": "^1.1.1",
-    "date-fns": "^4.1.0",
-    "lucide-react": "catalog:",
-    "next-themes": "^0.4.6",
-    "react": "catalog:",
-    "react-day-picker": "^9.14.0",
-    "react-dom": "catalog:",
-    "react-markdown": "^10.1.0",
-    "shiki": "^3.21.0",
-    "sonner": "^2.0.7",
-    "tailwind-merge": "catalog:",
-    "tailwindcss": "catalog:"
-  },
-  "devDependencies": {
-    "@types/react": "catalog:",
-    "@types/react-dom": "catalog:",
-    "shadcn": "^4.1.0",
-    "tw-animate-css": "^1.4.0",
-    "typescript": "catalog:"
-  }
-}
diff --git a/packages/ui/postcss.config.mjs b/packages/ui/postcss.config.mjs
deleted file mode 100644
index 4ae682d8..00000000
--- a/packages/ui/postcss.config.mjs
+++ /dev/null
@@ -1,6 +0,0 @@
-/** @type {import('postcss-load-config').Config} */
-const config = {
-    plugins: { "@tailwindcss/postcss": {} },
-};
-
-export default config;
diff --git a/packages/ui/src/components/common/actor-avatar.tsx b/packages/ui/src/components/common/actor-avatar.tsx
deleted file mode 100644
index a5ced65f..00000000
--- a/packages/ui/src/components/common/actor-avatar.tsx
+++ /dev/null
@@ -1,44 +0,0 @@
-import { Bot } from "lucide-react";
-import { cn } from "@multica/ui/lib/utils";
-
-interface ActorAvatarProps {
-  actorType: string;
-  actorId: string;
-  size?: number;
-  getName?: (type: string, id: string) => string;
-  getInitials?: (type: string, id: string) => string;
-  className?: string;
-}
-
-function ActorAvatar({
-  actorType,
-  actorId,
-  size = 20,
-  getName,
-  getInitials,
-  className,
-}: ActorAvatarProps) {
-  const name = getName?.(actorType, actorId);
-  const initials = getInitials?.(actorType, actorId);
-  const isAgent = actorType === "agent";
-
-  return (
-    <div
-      className={cn(
-        "inline-flex shrink-0 items-center justify-center rounded-full font-medium",
-        isAgent ? "bg-info/10 text-info" : "bg-muted text-muted-foreground",
-        className
-      )}
-      style={{ width: size, height: size, fontSize: size * 0.45 }}
-      title={name}
-    >
-      {isAgent ? (
-        <Bot style={{ width: size * 0.55, height: size * 0.55 }} />
-      ) : (
-        initials
-      )}
-    </div>
-  );
-}
-
-export { ActorAvatar, type ActorAvatarProps };
diff --git a/packages/ui/src/components/loading-indicator.tsx b/packages/ui/src/components/loading-indicator.tsx
deleted file mode 100644
index 3db5027e..00000000
--- a/packages/ui/src/components/loading-indicator.tsx
+++ /dev/null
@@ -1,30 +0,0 @@
-"use client";
-
-import { Spinner } from "@multica/ui/components/spinner";
-import { cn } from "@multica/ui/lib/utils";
-
-export type LoadingVariant = "generating" | "streaming";
-
-interface LoadingIndicatorProps {
-  variant: LoadingVariant;
-  className?: string;
-}
-
-const VARIANT_TEXT: Record<LoadingVariant, string> = {
-  generating: "Generating...",
-  streaming: "Streaming...",
-};
-
-/**
- * Unified loading indicator for chat.
- * Use "generating" when waiting for AI response (no content yet).
- * Use "streaming" when content is actively being received.
- */
-export function LoadingIndicator({ variant, className }: LoadingIndicatorProps) {
-  return (
-    <div className={cn("flex items-center gap-2 py-1 text-muted-foreground", className)}>
-      <Spinner className="text-xs" />
-      <span className="text-xs">{VARIANT_TEXT[variant]}</span>
-    </div>
-  );
-}
diff --git a/packages/ui/src/components/markdown/CodeBlock.tsx b/packages/ui/src/components/markdown/CodeBlock.tsx
deleted file mode 100644
index a13b41ab..00000000
--- a/packages/ui/src/components/markdown/CodeBlock.tsx
+++ /dev/null
@@ -1,250 +0,0 @@
-import * as React from 'react'
-import { codeToHtml, bundledLanguages, type BundledLanguage } from 'shiki'
-import { cn } from '@multica/ui/lib/utils'
-
-export interface CodeBlockProps {
-  code: string
-  language?: string
-  className?: string
-  /**
-   * Render mode affects code block styling:
-   * - 'terminal': Minimal, keeps control chars visible
-   * - 'minimal': Clean code, basic styling
-   * - 'full': Rich styling with background, copy button, etc.
-   */
-  mode?: 'terminal' | 'minimal' | 'full'
-}
-
-// Map common aliases to Shiki language names
-const LANGUAGE_ALIASES: Record<string, BundledLanguage> = {
-  js: 'javascript',
-  ts: 'typescript',
-  py: 'python',
-  sh: 'bash',
-  zsh: 'bash',
-  yml: 'yaml',
-  rb: 'ruby',
-  rs: 'rust',
-  kt: 'kotlin',
-  'objective-c': 'objc',
-  objc: 'objc'
-}
-
-// Simple LRU cache for highlighted code
-const highlightCache = new Map<string, string>()
-const CACHE_MAX_SIZE = 200
-
-function getCacheKey(code: string, lang: string): string {
-  return `${lang}:${code}`
-}
-
-function isValidLanguage(lang: string): lang is BundledLanguage {
-  const normalized = LANGUAGE_ALIASES[lang] || lang
-  return normalized in bundledLanguages
-}
-
-/**
- * CodeBlock - Syntax highlighted code block using Shiki
- *
- * Uses Shiki dual themes with CSS variables for light/dark switching.
- * No JS-based dark mode detection needed — theme switching is handled
- * entirely via CSS (see globals.css for .shiki/.dark .shiki rules).
- *
- * @see https://shiki.style/guide/dual-themes
- */
-export function CodeBlock({
-  code,
-  language = 'text',
-  className,
-  mode = 'full'
-}: CodeBlockProps): React.JSX.Element {
-  const [highlighted, setHighlighted] = React.useState<string | null>(null)
-  const [isLoading, setIsLoading] = React.useState(true)
-  const [copied, setCopied] = React.useState(false)
-
-  // Resolve language alias - keep as string to allow 'text' fallback
-  const langLower = language.toLowerCase()
-  const resolvedLang: string = LANGUAGE_ALIASES[langLower] || langLower
-
-  React.useEffect(() => {
-    let cancelled = false
-
-    async function highlight(): Promise<void> {
-      const cacheKey = getCacheKey(code, resolvedLang)
-
-      const cached = highlightCache.get(cacheKey)
-      if (cached) {
-        if (!cancelled) {
-          setHighlighted(cached)
-          setIsLoading(false)
-        }
-        return
-      }
-
-      try {
-        // Use valid language or fallback to plaintext
-        const lang = isValidLanguage(resolvedLang) ? resolvedLang : 'text'
-
-        // Dual themes: Shiki outputs CSS variables for both themes in one pass.
-        // CSS handles switching via .dark selector (see globals.css).
-        const html = await codeToHtml(code, {
-          lang,
-          themes: {
-            light: 'github-light',
-            dark: 'github-dark',
-          },
-          defaultColor: false,
-        })
-
-        // Cache the result
-        if (highlightCache.size >= CACHE_MAX_SIZE) {
-          const firstKey = highlightCache.keys().next().value
-          if (firstKey) highlightCache.delete(firstKey)
-        }
-        highlightCache.set(cacheKey, html)
-
-        if (!cancelled) {
-          setHighlighted(html)
-          setIsLoading(false)
-        }
-      } catch (error) {
-        // Fallback to plain text on error
-        console.warn(`Shiki highlighting failed for language "${resolvedLang}":`, error)
-        if (!cancelled) {
-          setHighlighted(null)
-          setIsLoading(false)
-        }
-      }
-    }
-
-    highlight()
-
-    return () => {
-      cancelled = true
-    }
-  }, [code, resolvedLang])
-
-  const handleCopy = React.useCallback(async () => {
-    try {
-      await navigator.clipboard.writeText(code)
-      setCopied(true)
-      setTimeout(() => setCopied(false), 2000)
-    } catch (err) {
-      console.error('Failed to copy code:', err)
-    }
-  }, [code])
-
-  // Terminal mode: raw monospace with minimal styling
-  if (mode === 'terminal') {
-    return (
-      <pre className={cn('font-mono text-sm whitespace-pre-wrap', className)}>
-        <code>{code}</code>
-      </pre>
-    )
-  }
-
-  // Minimal mode: just syntax highlighting, no chrome
-  if (mode === 'minimal') {
-    if (isLoading || !highlighted) {
-      return (
-        <pre className={cn('font-mono text-sm whitespace-pre-wrap', className)}>
-          <code>{code}</code>
-        </pre>
-      )
-    }
-
-    return (
-      <div
-        className={cn(
-          'font-mono text-sm [&_pre]:!bg-transparent [&_pre]:!p-0 [&_pre]:whitespace-pre-wrap [&_pre]:break-all [&_code]:!bg-transparent',
-          className
-        )}
-        dangerouslySetInnerHTML={{ __html: highlighted }}
-      />
-    )
-  }
-
-  // Full mode: rich styling with header and copy button
-  return (
-    <div
-      className={cn(
-        'relative group rounded-lg overflow-hidden border bg-muted/30 mb-4 last:mb-0',
-        className
-      )}
-    >
-      {/* Language label + copy button */}
-      <div className="flex items-center justify-between px-3 py-1.5 bg-muted/50 border-b text-xs">
-        <span className="text-muted-foreground font-medium uppercase tracking-wide">
-          {resolvedLang !== 'text' ? resolvedLang : 'plain text'}
-        </span>
-        <button
-          onClick={handleCopy}
-          className="opacity-0 group-hover:opacity-100 transition-opacity text-muted-foreground hover:text-foreground"
-          aria-label="Copy code"
-        >
-          {copied ? (
-            <svg
-              className="w-4 h-4 text-green-500"
-              fill="none"
-              viewBox="0 0 24 24"
-              stroke="currentColor"
-            >
-              <path
-                strokeLinecap="round"
-                strokeLinejoin="round"
-                strokeWidth={2}
-                d="M5 13l4 4L19 7"
-              />
-            </svg>
-          ) : (
-            <svg className="w-4 h-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
-              <path
-                strokeLinecap="round"
-                strokeLinejoin="round"
-                strokeWidth={2}
-                d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"
-              />
-            </svg>
-          )}
-        </button>
-      </div>
-
-      {/* Code content */}
-      <div className="p-3 overflow-x-auto">
-        {isLoading || !highlighted ? (
-          <pre className="font-mono text-sm whitespace-pre-wrap break-all">
-            <code>{code}</code>
-          </pre>
-        ) : (
-          <div
-            className="font-mono text-sm [&_pre]:!bg-transparent [&_pre]:!m-0 [&_pre]:!p-0 [&_pre]:whitespace-pre-wrap [&_pre]:break-all [&_code]:!bg-transparent"
-            dangerouslySetInnerHTML={{ __html: highlighted }}
-          />
-        )}
-      </div>
-    </div>
-  )
-}
-
-/**
- * InlineCode - Styled inline code span
- * Features: subtle background (3%), subtle border (5%), 75% opacity text
- */
-export function InlineCode({
-  children,
-  className
-}: {
-  children: React.ReactNode
-  className?: string
-}): React.JSX.Element {
-  return (
-    <code
-      className={cn(
-        'px-1.5 py-0.5 rounded bg-foreground/[0.03] border border-foreground/[0.05] font-mono text-sm text-foreground/75',
-        className
-      )}
-    >
-      {children}
-    </code>
-  )
-}
diff --git a/packages/ui/src/components/markdown/Markdown.tsx b/packages/ui/src/components/markdown/Markdown.tsx
deleted file mode 100644
index 9ea7b162..00000000
--- a/packages/ui/src/components/markdown/Markdown.tsx
+++ /dev/null
@@ -1,301 +0,0 @@
-import * as React from 'react'
-import ReactMarkdown, { type Components } from 'react-markdown'
-import rehypeRaw from 'rehype-raw'
-import remarkGfm from 'remark-gfm'
-import { cn } from '@multica/ui/lib/utils'
-import { CodeBlock, InlineCode } from './CodeBlock'
-import { preprocessLinks } from './linkify'
-
-/**
- * Render modes for markdown content:
- *
- * - 'terminal': Raw output with minimal formatting, control chars visible
- *   Best for: Debug output, raw logs, when you want to see exactly what's there
- *
- * - 'minimal': Clean rendering with syntax highlighting but no extra chrome
- *   Best for: Chat messages, inline content, when you want readability without clutter
- *
- * - 'full': Rich rendering with beautiful tables, styled code blocks, proper typography
- *   Best for: Documentation, long-form content, when presentation matters
- */
-export type RenderMode = 'terminal' | 'minimal' | 'full'
-
-export interface MarkdownProps {
-  children: string
-  /**
-   * Render mode controlling formatting level
-   * @default 'minimal'
-   */
-  mode?: RenderMode
-  className?: string
-  /**
-   * Message ID for memoization (optional)
-   * When provided, memoizes parsed blocks to avoid re-parsing during streaming
-   */
-  id?: string
-  /**
-   * Callback when a URL is clicked
-   */
-  onUrlClick?: (url: string) => void
-  /**
-   * Callback when a file path is clicked
-   */
-  onFileClick?: (path: string) => void
-}
-
-// File path detection regex - matches paths starting with /, ~/, or ./
-const FILE_PATH_REGEX =
-  /^(?:\/|~\/|\.\/)[\w\-./@]+\.(?:ts|tsx|js|jsx|mjs|cjs|md|json|yaml|yml|py|go|rs|css|scss|less|html|htm|txt|log|sh|bash|zsh|swift|kt|java|c|cpp|h|hpp|rb|php|xml|toml|ini|cfg|conf|env|sql|graphql|vue|svelte|astro|prisma)$/i
-
-/**
- * Create custom components based on render mode
- */
-function createComponents(
-  mode: RenderMode,
-  onUrlClick?: (url: string) => void,
-  onFileClick?: (path: string) => void
-): Partial<Components> {
-  const baseComponents: Partial<Components> = {
-    // Links: Make clickable with callbacks
-    a: ({ href, children }) => {
-      const handleClick = (e: React.MouseEvent): void => {
-        e.preventDefault()
-        if (href) {
-          // Check if it's a file path
-          if (FILE_PATH_REGEX.test(href) && onFileClick) {
-            onFileClick(href)
-          } else if (onUrlClick) {
-            onUrlClick(href)
-          } else {
-            // Default: open in new window
-            window.open(href, '_blank', 'noopener,noreferrer')
-          }
-        }
-      }
-
-      return (
-        <a
-          href={href}
-          onClick={handleClick}
-          className="text-primary hover:underline cursor-pointer"
-        >
-          {children}
-        </a>
-      )
-    }
-  }
-
-  // Terminal mode: minimal formatting
-  if (mode === 'terminal') {
-    return {
-      ...baseComponents,
-      // No special code handling - just monospace
-      code: ({ children }) => <code className="font-mono">{children}</code>,
-      pre: ({ children }) => <pre className="font-mono whitespace-pre-wrap my-2">{children}</pre>,
-      // Minimal paragraph spacing
-      p: ({ children }) => <p className="my-1">{children}</p>,
-      // Simple lists
-      ul: ({ children }) => <ul className="list-disc list-inside my-1">{children}</ul>,
-      ol: ({ children }) => <ol className="list-decimal list-inside my-1">{children}</ol>,
-      li: ({ children }) => <li className="my-0.5">{children}</li>,
-      // Plain tables
-      table: ({ children }) => <table className="my-2 font-mono text-sm">{children}</table>,
-      th: ({ children }) => <th className="text-left pr-4">{children}</th>,
-      td: ({ children }) => <td className="pr-4">{children}</td>
-    }
-  }
-
-  // Minimal mode: clean with syntax highlighting
-  if (mode === 'minimal') {
-    return {
-      ...baseComponents,
-      // Inline code
-      code: ({ className, children, ...props }) => {
-        const match = /language-(\w+)/.exec(className || '')
-        const isBlock =
-          'node' in props && props.node?.position?.start.line !== props.node?.position?.end.line
-
-        // Block code - use CodeBlock with full mode
-        if (match || isBlock) {
-          const code = String(children).replace(/\n$/, '')
-          return <CodeBlock code={code} language={match?.[1]} mode="full" className="my-1" />
-        }
-
-        // Inline code
-        return <InlineCode>{children}</InlineCode>
-      },
-      pre: ({ children }) => <>{children}</>,
-      // Comfortable paragraph spacing
-      p: ({ children }) => <p className="my-2 leading-relaxed">{children}</p>,
-      // Styled lists
-      ul: ({ children }) => (
-        <ul className="my-2 space-y-1 ps-[16px] pe-2 list-disc marker:text-muted-foreground">
-          {children}
-        </ul>
-      ),
-      ol: ({ children }) => <ol className="my-2 space-y-1 pl-6 list-decimal">{children}</ol>,
-      li: ({ children }) => <li>{children}</li>,
-      // Clean tables
-      table: ({ children }) => (
-        <div className="my-3 overflow-x-auto">
-          <table className="min-w-full text-sm">{children}</table>
-        </div>
-      ),
-      thead: ({ children }) => <thead className="border-b">{children}</thead>,
-      th: ({ children }) => (
-        <th className="text-left py-2 px-3 font-semibold text-muted-foreground">{children}</th>
-      ),
-      td: ({ children }) => <td className="py-2 px-3 border-b border-border/50">{children}</td>,
-      // Headings - H1/H2 same size, differentiated by weight
-      h1: ({ children }) => <h1 className="font-sans text-base font-bold mt-5 mb-3">{children}</h1>,
-      h2: ({ children }) => (
-        <h2 className="font-sans text-base font-semibold mt-4 mb-3">{children}</h2>
-      ),
-      h3: ({ children }) => (
-        <h3 className="font-sans text-sm font-semibold mt-4 mb-2">{children}</h3>
-      ),
-      // Blockquotes
-      blockquote: ({ children }) => (
-        <blockquote className="border-l-2 border-muted-foreground/30 pl-3 my-2 text-muted-foreground italic">
-          {children}
-        </blockquote>
-      ),
-      // Horizontal rules
-      hr: () => <hr className="my-4 border-border" />,
-      // Strong/emphasis
-      strong: ({ children }) => <strong className="font-semibold">{children}</strong>,
-      em: ({ children }) => <em className="italic">{children}</em>
-    }
-  }
-
-  // Full mode: rich styling
-  return {
-    ...baseComponents,
-    // Full code blocks with copy button
-    code: ({ className, children, ...props }) => {
-      const match = /language-(\w+)/.exec(className || '')
-      const isBlock =
-        'node' in props && props.node?.position?.start.line !== props.node?.position?.end.line
-
-      if (match || isBlock) {
-        const code = String(children).replace(/\n$/, '')
-        return <CodeBlock code={code} language={match?.[1]} mode="full" className="my-1" />
-      }
-
-      return <InlineCode>{children}</InlineCode>
-    },
-    pre: ({ children }) => <>{children}</>,
-    // Rich paragraph spacing
-    p: ({ children }) => <p className="my-3 leading-relaxed">{children}</p>,
-    // Styled lists
-    ul: ({ children }) => (
-      <ul className="my-3 space-y-1.5 ps-[16px] pe-2 list-disc marker:text-muted-foreground">
-        {children}
-      </ul>
-    ),
-    ol: ({ children }) => <ol className="my-3 space-y-1.5 pl-6 list-decimal">{children}</ol>,
-    li: ({ children }) => <li className="leading-relaxed">{children}</li>,
-    // Beautiful tables
-    table: ({ children }) => (
-      <div className="my-4 overflow-x-auto rounded-md border">
-        <table className="min-w-full divide-y divide-border">{children}</table>
-      </div>
-    ),
-    thead: ({ children }) => <thead className="bg-muted/50">{children}</thead>,
-    tbody: ({ children }) => <tbody className="divide-y divide-border">{children}</tbody>,
-    th: ({ children }) => <th className="text-left py-3 px-4 font-semibold text-sm">{children}</th>,
-    td: ({ children }) => <td className="py-3 px-4 text-sm">{children}</td>,
-    tr: ({ children }) => <tr className="hover:bg-muted/30 transition-colors">{children}</tr>,
-    // Rich headings
-    h1: ({ children }) => <h1 className="font-sans text-base font-bold mt-7 mb-4">{children}</h1>,
-    h2: ({ children }) => (
-      <h2 className="font-sans text-base font-semibold mt-6 mb-3">{children}</h2>
-    ),
-    h3: ({ children }) => <h3 className="font-sans text-sm font-semibold mt-5 mb-3">{children}</h3>,
-    h4: ({ children }) => <h4 className="text-sm font-semibold mt-3 mb-1">{children}</h4>,
-    // Styled blockquotes
-    blockquote: ({ children }) => (
-      <blockquote className="border-l-4 border-foreground/30 bg-muted/30 pl-4 pr-3 py-2 my-3 rounded-r-md">
-        {children}
-      </blockquote>
-    ),
-    // Task lists (GFM)
-    input: ({ type, checked }) => {
-      if (type === 'checkbox') {
-        return (
-          <input
-            type="checkbox"
-            checked={checked}
-            readOnly
-            className="mr-2 rounded border-muted-foreground"
-          />
-        )
-      }
-      return <input type={type} />
-    },
-    // Horizontal rules
-    hr: () => <hr className="my-6 border-border" />,
-    // Strong/emphasis
-    strong: ({ children }) => <strong className="font-semibold">{children}</strong>,
-    em: ({ children }) => <em className="italic">{children}</em>,
-    del: ({ children }) => <del className="line-through text-muted-foreground">{children}</del>
-  }
-}
-
-/**
- * Markdown - Customizable markdown renderer with multiple render modes
- *
- * Features:
- * - Three render modes: terminal, minimal, full
- * - Syntax highlighting via Shiki
- * - GFM support (tables, task lists, strikethrough)
- * - Clickable links and file paths
- * - Memoization for streaming performance
- */
-export function Markdown({
-  children,
-  mode = 'minimal',
-  className,
-  onUrlClick,
-  onFileClick
-}: MarkdownProps): React.JSX.Element {
-  const components = React.useMemo(
-    () => createComponents(mode, onUrlClick, onFileClick),
-    [mode, onUrlClick, onFileClick]
-  )
-
-  // Preprocess to convert raw URLs and file paths to markdown links
-  const processedContent = React.useMemo(() => preprocessLinks(children), [children])
-
-  return (
-    <div className={cn('markdown-content break-words', className)}>
-      <ReactMarkdown
-        remarkPlugins={[[remarkGfm, { singleTilde: false }]]}
-        rehypePlugins={[rehypeRaw]}
-        components={components}
-      >
-        {processedContent}
-      </ReactMarkdown>
-    </div>
-  )
-}
-
-/**
- * MemoizedMarkdown - Optimized for streaming scenarios
- *
- * Splits content into blocks and memoizes each block separately,
- * so only new/changed blocks re-render during streaming.
- */
-export const MemoizedMarkdown = React.memo(Markdown, (prevProps, nextProps) => {
-  // If id is provided, use it for memoization
-  if (prevProps.id && nextProps.id) {
-    return (
-      prevProps.id === nextProps.id &&
-      prevProps.children === nextProps.children &&
-      prevProps.mode === nextProps.mode
-    )
-  }
-  // Otherwise compare content and mode
-  return prevProps.children === nextProps.children && prevProps.mode === nextProps.mode
-})
-MemoizedMarkdown.displayName = 'MemoizedMarkdown'
diff --git a/packages/ui/src/components/markdown/StreamingMarkdown.tsx b/packages/ui/src/components/markdown/StreamingMarkdown.tsx
deleted file mode 100644
index aad2f330..00000000
--- a/packages/ui/src/components/markdown/StreamingMarkdown.tsx
+++ /dev/null
@@ -1,225 +0,0 @@
-import * as React from 'react'
-import { Markdown, type RenderMode } from './Markdown'
-
-export interface StreamingMarkdownProps {
-  content: string
-  isStreaming: boolean
-  mode?: RenderMode
-  className?: string
-  onUrlClick?: (url: string) => void
-  onFileClick?: (path: string) => void
-}
-
-interface Block {
-  content: string
-  isCodeBlock: boolean
-}
-
-/**
- * djb2 hash (XOR variant) by Daniel J. Bernstein.
- * Used to generate stable React keys for completed content blocks.
- *
- * - 5381: empirically chosen initial value that produces fewer collisions
- * - (hash << 5) + hash: equivalent to hash * 33
- * - ^ charCode: XOR variant, favored by Bernstein over additive version
- * - >>> 0: convert to unsigned 32-bit integer
- *
- * Not cryptographic — just fast with good distribution for short strings.
- * @see http://www.cse.yorku.ca/~oz/hash.html
- */
-function simpleHash(str: string): string {
-  let hash = 5381
-  for (let i = 0; i < str.length; i++) {
-    hash = ((hash << 5) + hash) ^ str.charCodeAt(i)
-  }
-  return (hash >>> 0).toString(36)
-}
-
-/**
- * Split content into blocks (paragraphs and code blocks)
- *
- * Block boundaries:
- * - Double newlines (paragraph separators)
- * - Code fences (```)
- *
- * This is intentionally simple - just string scanning, no regex per line.
- */
-function splitIntoBlocks(content: string): Block[] {
-  const blocks: Block[] = []
-  const lines = content.split('\n')
-  let currentBlock = ''
-  let inCodeBlock = false
-  let inMathBlock = false
-
-  for (let i = 0; i < lines.length; i++) {
-    const line = lines[i] ?? ''
-
-    // Check for code fence (``` at start of line, optionally followed by language)
-    if (line.startsWith('```')) {
-      if (!inCodeBlock) {
-        // Starting a code block - flush current paragraph first
-        if (currentBlock.trim()) {
-          blocks.push({ content: currentBlock.trim(), isCodeBlock: false })
-          currentBlock = ''
-        }
-        inCodeBlock = true
-        currentBlock = line + '\n'
-      } else {
-        // Ending a code block
-        currentBlock += line
-        blocks.push({ content: currentBlock, isCodeBlock: true })
-        currentBlock = ''
-        inCodeBlock = false
-      }
-    } else if (inCodeBlock) {
-      // Inside code block - append line
-      currentBlock += line + '\n'
-    // Check for display math fence ($$)
-    } else if (line.trim() === '$$') {
-      if (!inMathBlock) {
-        // Starting a math block - flush current paragraph first
-        if (currentBlock.trim()) {
-          blocks.push({ content: currentBlock.trim(), isCodeBlock: false })
-          currentBlock = ''
-        }
-        inMathBlock = true
-        currentBlock = line + '\n'
-      } else {
-        // Ending a math block
-        currentBlock += line
-        blocks.push({ content: currentBlock, isCodeBlock: false })
-        currentBlock = ''
-        inMathBlock = false
-      }
-    } else if (inMathBlock) {
-      // Inside math block - append line (don't split on blank lines)
-      currentBlock += line + '\n'
-    } else if (line === '') {
-      // Empty line outside code block = paragraph boundary
-      if (currentBlock.trim()) {
-        blocks.push({ content: currentBlock.trim(), isCodeBlock: false })
-        currentBlock = ''
-      }
-    } else {
-      // Regular text line
-      if (currentBlock) {
-        currentBlock += '\n' + line
-      } else {
-        currentBlock = line
-      }
-    }
-  }
-
-  // Flush remaining content
-  if (currentBlock) {
-    blocks.push({
-      content: inCodeBlock || inMathBlock ? currentBlock : currentBlock.trim(),
-      isCodeBlock: inCodeBlock
-    })
-  }
-
-  return blocks
-}
-
-/**
- * Memoized block component
- *
- * Only re-renders if content or mode changes.
- * The key is assigned by the parent based on content hash,
- * so identical content won't even attempt to render.
- */
-const MemoizedBlock = React.memo(
-  function Block({
-    content,
-    mode,
-    className,
-    onUrlClick,
-    onFileClick
-  }: {
-    content: string
-    mode: RenderMode
-    className?: string
-    onUrlClick?: (url: string) => void
-    onFileClick?: (path: string) => void
-  }) {
-    return (
-      <Markdown mode={mode} className={className} onUrlClick={onUrlClick} onFileClick={onFileClick}>
-        {content}
-      </Markdown>
-    )
-  },
-  (prev, next) => {
-    // Only re-render if content actually changed
-    return prev.content === next.content && prev.mode === next.mode && prev.className === next.className
-  }
-)
-MemoizedBlock.displayName = 'MemoizedBlock'
-
-/**
- * StreamingMarkdown - Optimized markdown renderer for streaming content
- *
- * Splits content into blocks (paragraphs, code blocks) and memoizes each block
- * independently. Only the last (active) block re-renders during streaming.
- *
- * Key insight: Completed blocks get a content-hash as their React key.
- * Same content = same key = React skips re-render entirely.
- *
- * @example
- * Content: "Hello\n\n```js\ncode\n```\n\nMore..."
- *
- * Block 1: "Hello"           -> key="block-abc123" -> memoized
- * Block 2: "```js\ncode\n```" -> key="block-xyz789" -> memoized
- * Block 3: "More..."         -> key="active-2"     -> re-renders
- */
-export function StreamingMarkdown({
-  content,
-  isStreaming,
-  mode = 'minimal',
-  className,
-  onUrlClick,
-  onFileClick
-}: StreamingMarkdownProps): React.JSX.Element {
-  // Split into blocks - memoized to avoid recomputation
-  // Must be called unconditionally to satisfy Rules of Hooks
-  const blocks = React.useMemo(
-    () => (isStreaming ? splitIntoBlocks(content) : []),
-    [content, isStreaming]
-  )
-
-  // Not streaming - use simple Markdown (no block splitting needed)
-  if (!isStreaming) {
-    return (
-      <Markdown mode={mode} className={className} onUrlClick={onUrlClick} onFileClick={onFileClick}>
-        {content}
-      </Markdown>
-    )
-  }
-
-  // Empty content - return null, let parent handle loading indicator
-  if (blocks.length === 0) {
-    return <></>
-  }
-
-  return (
-    <>
-      {blocks.map((block, i) => {
-        const isLastBlock = i === blocks.length - 1
-
-        // Complete blocks use content hash as key -> stable identity -> memoized
-        // Last block uses "active" prefix -> always re-renders on content change
-        const key = isLastBlock ? `active-${i}` : `block-${i}-${simpleHash(block.content)}`
-
-        return (
-          <MemoizedBlock
-            key={key}
-            content={block.content}
-            mode={mode}
-            className={className}
-            onUrlClick={onUrlClick}
-            onFileClick={onFileClick}
-          />
-        )
-      })}
-    </>
-  )
-}
diff --git a/packages/ui/src/components/markdown/index.ts b/packages/ui/src/components/markdown/index.ts
deleted file mode 100644
index a2a89c50..00000000
--- a/packages/ui/src/components/markdown/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-export { Markdown, MemoizedMarkdown, type MarkdownProps, type RenderMode } from './Markdown'
-export { CodeBlock, InlineCode, type CodeBlockProps } from './CodeBlock'
-export { StreamingMarkdown, type StreamingMarkdownProps } from './StreamingMarkdown'
-export { preprocessLinks, detectLinks, hasLinks } from './linkify'
diff --git a/packages/ui/src/components/markdown/linkify.ts b/packages/ui/src/components/markdown/linkify.ts
deleted file mode 100644
index f4ee1809..00000000
--- a/packages/ui/src/components/markdown/linkify.ts
+++ /dev/null
@@ -1,215 +0,0 @@
-import LinkifyIt from 'linkify-it'
-
-/**
- * Linkify - URL and file path detection for markdown preprocessing
- *
- * Uses linkify-it (12M downloads/week) for battle-tested URL detection,
- * plus custom regex for local file paths.
- */
-
-// Initialize linkify-it with default settings (fuzzy URLs, emails enabled)
-const linkify = new LinkifyIt()
-
-// File path regex - detects /path, ~/path, ./path with common extensions
-// Matches paths that start with /, ~/, or ./ followed by path chars and a file extension
-const FILE_PATH_REGEX =
-  /(?:^|[\s([{<])((\/|~\/|\.\/)[\w\-./@]+\.(?:ts|tsx|js|jsx|mjs|cjs|md|json|yaml|yml|py|go|rs|css|scss|less|html|htm|txt|log|sh|bash|zsh|swift|kt|java|c|cpp|h|hpp|rb|php|xml|toml|ini|cfg|conf|env|sql|graphql|vue|svelte|astro|prisma|dockerfile|makefile|gitignore))(?=[\s)\]}.,;:!?>]|$)/gi
-
-interface DetectedLink {
-  type: 'url' | 'email' | 'file'
-  text: string
-  url: string
-  start: number
-  end: number
-}
-
-interface CodeRange {
-  start: number
-  end: number
-}
-
-/**
- * Find all code block and inline code ranges in text
- * These ranges should be excluded from link detection
- */
-function findCodeRanges(text: string): CodeRange[] {
-  const ranges: CodeRange[] = []
-
-  // Find fenced code blocks (```...```)
-  const fencedRegex = /```[\s\S]*?```/g
-  let match
-  while ((match = fencedRegex.exec(text)) !== null) {
-    ranges.push({ start: match.index, end: match.index + match[0].length })
-  }
-
-  // Find display math blocks ($$...$$)
-  const displayMathRegex = /\$\$[\s\S]*?\$\$/g
-  while ((match = displayMathRegex.exec(text)) !== null) {
-    const pos = match.index
-    const insideOther = ranges.some((r) => pos >= r.start && pos < r.end)
-    if (!insideOther) {
-      ranges.push({ start: pos, end: pos + match[0].length })
-    }
-  }
-
-  // Find inline math ($...$)
-  const inlineMathRegex = /(?<!\$)\$(?!\$)([^\$\n]+)\$(?!\$)/g
-  while ((match = inlineMathRegex.exec(text)) !== null) {
-    const pos = match.index
-    const insideOther = ranges.some((r) => pos >= r.start && pos < r.end)
-    if (!insideOther) {
-      ranges.push({ start: pos, end: pos + match[0].length })
-    }
-  }
-
-  // Find inline code (`...`)
-  // But skip escaped backticks and code inside fenced blocks
-  const inlineRegex = /(?<!`)`(?!`)([^`\n]+)`(?!`)/g
-  while ((match = inlineRegex.exec(text)) !== null) {
-    const pos = match.index
-    // Check if this is inside a fenced block or math block
-    const insideOther = ranges.some((r) => pos >= r.start && pos < r.end)
-    if (!insideOther) {
-      ranges.push({ start: pos, end: pos + match[0].length })
-    }
-  }
-
-  return ranges
-}
-
-/**
- * Check if a position is inside any code range
- */
-function isInsideCode(pos: number, ranges: CodeRange[]): boolean {
-  return ranges.some((r) => pos >= r.start && pos < r.end)
-}
-
-/**
- * Check if a link at given position is already a markdown link
- * Looks for patterns like [text](url) or [text][ref]
- */
-function isAlreadyLinked(text: string, linkStart: number, linkEnd: number): boolean {
-  // Check if preceded by ]( which indicates we're inside a markdown link href
-  // Pattern: [text](URL) - we're checking if URL is our link
-  const before = text.slice(Math.max(0, linkStart - 2), linkStart)
-  if (before.endsWith('](')) return true
-
-  // Check if preceded by ][ for reference links
-  if (before.endsWith('][')) return true
-
-  // Check if the link text is wrapped in []
-  // Pattern: [URL](href) - URL is being used as link text
-  const charBefore = text[linkStart - 1]
-  const charAfter = text[linkEnd]
-  if (charBefore === '[' && charAfter === ']') return true
-
-  return false
-}
-
-/**
- * Check if ranges overlap
- */
-function rangesOverlap(
-  a: { start: number; end: number },
-  b: { start: number; end: number }
-): boolean {
-  return a.start < b.end && b.start < a.end
-}
-
-/**
- * Detect all links (URLs, emails, file paths) in text
- */
-export function detectLinks(text: string): DetectedLink[] {
-  const links: DetectedLink[] = []
-
-  // 1. Detect URLs and emails with linkify-it
-  const urlMatches = linkify.match(text) || []
-  for (const match of urlMatches) {
-    links.push({
-      type: match.schema === 'mailto:' ? 'email' : 'url',
-      text: match.text,
-      url: match.url,
-      start: match.index,
-      end: match.lastIndex
-    })
-  }
-
-  // 2. Detect file paths with custom regex
-  // Reset regex state
-  FILE_PATH_REGEX.lastIndex = 0
-  let fileMatch
-  while ((fileMatch = FILE_PATH_REGEX.exec(text)) !== null) {
-    const path = fileMatch[1]
-    if (!path) continue // Skip if no capture group
-
-    // Calculate actual start position (after any leading whitespace/punctuation)
-    const fullMatch = fileMatch[0]
-    const pathOffset = fullMatch.indexOf(path)
-    const start = fileMatch.index + pathOffset
-
-    // Check for overlaps with URL matches (URLs take precedence)
-    const pathRange = { start, end: start + path.length }
-    const overlapsUrl = links.some((link) => rangesOverlap(pathRange, link))
-    if (overlapsUrl) continue
-
-    links.push({
-      type: 'file',
-      text: path,
-      url: path, // File paths are passed as-is to onFileClick handler
-      start,
-      end: start + path.length
-    })
-  }
-
-  // Sort by position
-  return links.sort((a, b) => a.start - b.start)
-}
-
-/**
- * Preprocess text to convert raw URLs and file paths into markdown links
- * Skips code blocks and already-linked content
- */
-export function preprocessLinks(text: string): string {
-  // Quick check - if no potential links, return early
-  if (!linkify.pretest(text) && !/[~/.]\//.test(text)) {
-    return text
-  }
-
-  const codeRanges = findCodeRanges(text)
-  const links = detectLinks(text)
-
-  if (links.length === 0) return text
-
-  // Build result, converting raw links to markdown links
-  let result = ''
-  let lastIndex = 0
-
-  for (const link of links) {
-    // Skip if inside code block
-    if (isInsideCode(link.start, codeRanges)) continue
-
-    // Skip if already a markdown link
-    if (isAlreadyLinked(text, link.start, link.end)) continue
-
-    // Add text before this link
-    result += text.slice(lastIndex, link.start)
-
-    // Convert to markdown link
-    result += `[${link.text}](${link.url})`
-
-    lastIndex = link.end
-  }
-
-  // Add remaining text
-  result += text.slice(lastIndex)
-
-  return result
-}
-
-/**
- * Test if text contains any detectable links
- * Useful for optimization - skip preprocessing if no links present
- */
-export function hasLinks(text: string): boolean {
-  return linkify.pretest(text) || /[~/.]\/[\w]/.test(text)
-}
diff --git a/packages/ui/src/components/multica-icon.tsx b/packages/ui/src/components/multica-icon.tsx
deleted file mode 100644
index 52b0fe82..00000000
--- a/packages/ui/src/components/multica-icon.tsx
+++ /dev/null
@@ -1,105 +0,0 @@
-import { useState, useEffect } from "react";
-import { cn } from "@multica/ui/lib/utils";
-
-interface MulticaIconProps extends React.ComponentProps<"span"> {
-  /**
-   * If true, play a one-time entrance spin animation.
-   */
-  animate?: boolean;
-  /**
-   * If true, disable hover spin animation.
-   */
-  noSpin?: boolean;
-  /**
-   * If true, show a border around the icon.
-   */
-  bordered?: boolean;
-  /**
-   * Size of the bordered icon: "sm" (default), "md", "lg"
-   */
-  size?: "sm" | "md" | "lg";
-}
-
-const borderedSizes = {
-  sm: { wrapper: "p-1.5", icon: "size-3.5" },
-  md: { wrapper: "p-2", icon: "size-4" },
-  lg: { wrapper: "p-2.5", icon: "size-5" },
-};
-
-/**
- * Pure CSS 8-pointed asterisk icon matching the Multica logo.
- * Uses currentColor so it adapts to light/dark themes automatically.
- * Clip-path polygon traced from the original SVG path coordinates.
- */
-export function MulticaIcon({
-  className,
-  animate = false,
-  noSpin = false,
-  bordered = false,
-  size = "sm",
-  ...props
-}: MulticaIconProps) {
-  const [entranceDone, setEntranceDone] = useState(!animate);
-
-  useEffect(() => {
-    if (!animate) return;
-    const timer = setTimeout(() => setEntranceDone(true), 600);
-    return () => clearTimeout(timer);
-  }, [animate]);
-
-  const clipPath = `polygon(
-    45% 62.1%, 45% 100%, 55% 100%, 55% 62.1%,
-    81.8% 88.9%, 88.9% 81.8%, 62.1% 55%, 100% 55%,
-    100% 45%, 62.1% 45%, 88.9% 18.2%, 81.8% 11.1%,
-    55% 37.9%, 55% 0%, 45% 0%, 45% 37.9%,
-    18.2% 11.1%, 11.1% 18.2%, 37.9% 45%, 0% 45%,
-    0% 55%, 37.9% 55%, 11.1% 81.8%, 18.2% 88.9%
-  )`;
-
-  if (bordered) {
-    const sizeConfig = borderedSizes[size];
-    return (
-      <span
-        className={cn(
-          "inline-flex items-center justify-center border border-border rounded-md",
-          sizeConfig.wrapper,
-          className
-        )}
-        aria-hidden="true"
-        {...props}
-      >
-        <span
-          className={cn(
-            "block",
-            sizeConfig.icon,
-            !entranceDone && "animate-entrance-spin",
-            entranceDone && !noSpin && "hover:animate-spin"
-          )}
-        >
-          <span
-            className="block size-full bg-current"
-            style={{ clipPath }}
-          />
-        </span>
-      </span>
-    );
-  }
-
-  return (
-    <span
-      className={cn(
-        "inline-block size-[1em]",
-        !entranceDone && "animate-entrance-spin",
-        entranceDone && !noSpin && "hover:animate-spin",
-        className
-      )}
-      aria-hidden="true"
-      {...props}
-    >
-      <span
-        className="block size-full bg-current"
-        style={{ clipPath }}
-      />
-    </span>
-  );
-}
diff --git a/packages/ui/src/components/spinner.tsx b/packages/ui/src/components/spinner.tsx
deleted file mode 100644
index 9328784e..00000000
--- a/packages/ui/src/components/spinner.tsx
+++ /dev/null
@@ -1,47 +0,0 @@
-/**
- * Spinner — 3x3 grid pulse for **active processing / execution** states.
- *
- * Use when the system is actively doing work or waiting for human action
- * (streaming content, generating responses, awaiting approval).
- * For passive content-loading states, use `<Loading />` instead.
- *
- * Inherits color from `currentColor` (use Tailwind `text-*`).
- * Scales with font-size (use Tailwind `text-*` for size).
- */
-import { cn } from "@multica/ui/lib/utils"
-
-export interface SpinnerProps {
-  /** Additional className for styling (color via text-*, size via Tailwind text-*) */
-  className?: string
-}
-
-const DELAYS = [0.2, 0.3, 0.4, 0.1, 0.2, 0.3, 0, 0.1, 0.2]
-
-const cubeStyle: React.CSSProperties = {
-  backgroundColor: "currentColor",
-  animation: "spinner-grid 1.3s infinite ease-in-out",
-  transform: "scale3d(0.5, 0.5, 1)",
-}
-
-export function Spinner({ className }: SpinnerProps) {
-  return (
-    <span
-      className={cn(className)}
-      role="status"
-      aria-label="Loading"
-      style={{
-        display: "inline-grid",
-        gridTemplateColumns: "repeat(3, 1fr)",
-        width: "1em",
-        height: "1em",
-        gap: "0.08em",
-      }}
-    >
-      {DELAYS.map((delay, i) => (
-        <span key={i} style={{ ...cubeStyle, animationDelay: `${delay}s` }} />
-      ))}
-
-      <style>{`@keyframes spinner-grid{0%,70%,100%{transform:scale3d(.5,.5,1)}35%{transform:scale3d(0,0,1)}}`}</style>
-    </span>
-  )
-}
diff --git a/packages/ui/src/components/theme-provider.tsx b/packages/ui/src/components/theme-provider.tsx
deleted file mode 100644
index 6a1ffe4d..00000000
--- a/packages/ui/src/components/theme-provider.tsx
+++ /dev/null
@@ -1,11 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { ThemeProvider as NextThemesProvider } from "next-themes"
-
-export function ThemeProvider({
-  children,
-  ...props
-}: React.ComponentProps<typeof NextThemesProvider>) {
-  return <NextThemesProvider {...props}>{children}</NextThemesProvider>
-}
diff --git a/packages/ui/src/components/theme-toggle.tsx b/packages/ui/src/components/theme-toggle.tsx
deleted file mode 100644
index 865269ac..00000000
--- a/packages/ui/src/components/theme-toggle.tsx
+++ /dev/null
@@ -1,40 +0,0 @@
-"use client"
-
-import { useTheme } from "next-themes"
-import { Sun, Moon, Monitor } from "lucide-react"
-import {
-  DropdownMenu,
-  DropdownMenuTrigger,
-  DropdownMenuContent,
-  DropdownMenuItem,
-} from "@multica/ui/components/ui/dropdown-menu"
-import { SidebarMenuButton } from "@multica/ui/components/ui/sidebar"
-
-export function ThemeToggle() {
-  const { setTheme } = useTheme()
-
-  return (
-    <DropdownMenu>
-      <DropdownMenuTrigger
-        render={
-          <SidebarMenuButton>
-            <Sun className="dark:hidden" />
-            <Moon className="hidden dark:block" />
-            <span>Theme</span>
-          </SidebarMenuButton>
-        }
-      />
-      <DropdownMenuContent side="top" align="start">
-        <DropdownMenuItem onClick={() => setTheme("light")}>
-          <Sun /> Light
-        </DropdownMenuItem>
-        <DropdownMenuItem onClick={() => setTheme("dark")}>
-          <Moon /> Dark
-        </DropdownMenuItem>
-        <DropdownMenuItem onClick={() => setTheme("system")}>
-          <Monitor /> System
-        </DropdownMenuItem>
-      </DropdownMenuContent>
-    </DropdownMenu>
-  )
-}
diff --git a/packages/ui/src/components/ui/alert-dialog.tsx b/packages/ui/src/components/ui/alert-dialog.tsx
deleted file mode 100644
index 6a43197b..00000000
--- a/packages/ui/src/components/ui/alert-dialog.tsx
+++ /dev/null
@@ -1,187 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { AlertDialog as AlertDialogPrimitive } from "@base-ui/react/alert-dialog"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-
-function AlertDialog({ ...props }: AlertDialogPrimitive.Root.Props) {
-  return <AlertDialogPrimitive.Root data-slot="alert-dialog" {...props} />
-}
-
-function AlertDialogTrigger({ ...props }: AlertDialogPrimitive.Trigger.Props) {
-  return (
-    <AlertDialogPrimitive.Trigger data-slot="alert-dialog-trigger" {...props} />
-  )
-}
-
-function AlertDialogPortal({ ...props }: AlertDialogPrimitive.Portal.Props) {
-  return (
-    <AlertDialogPrimitive.Portal data-slot="alert-dialog-portal" {...props} />
-  )
-}
-
-function AlertDialogOverlay({
-  className,
-  ...props
-}: AlertDialogPrimitive.Backdrop.Props) {
-  return (
-    <AlertDialogPrimitive.Backdrop
-      data-slot="alert-dialog-overlay"
-      className={cn(
-        "fixed inset-0 isolate z-50 bg-black/10 duration-100 supports-backdrop-filter:backdrop-blur-xs data-open:animate-in data-open:fade-in-0 data-closed:animate-out data-closed:fade-out-0",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogContent({
-  className,
-  size = "default",
-  ...props
-}: AlertDialogPrimitive.Popup.Props & {
-  size?: "default" | "sm"
-}) {
-  return (
-    <AlertDialogPortal>
-      <AlertDialogOverlay />
-      <AlertDialogPrimitive.Popup
-        data-slot="alert-dialog-content"
-        data-size={size}
-        className={cn(
-          "group/alert-dialog-content fixed top-1/2 left-1/2 z-50 grid w-full -translate-x-1/2 -translate-y-1/2 gap-4 rounded-xl bg-popover p-4 text-popover-foreground ring-1 ring-foreground/10 duration-100 outline-none data-[size=default]:max-w-xs data-[size=sm]:max-w-xs data-[size=default]:sm:max-w-sm data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95",
-          className
-        )}
-        {...props}
-      />
-    </AlertDialogPortal>
-  )
-}
-
-function AlertDialogHeader({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="alert-dialog-header"
-      className={cn(
-        "grid grid-rows-[auto_1fr] place-items-center gap-1.5 text-center has-data-[slot=alert-dialog-media]:grid-rows-[auto_auto_1fr] has-data-[slot=alert-dialog-media]:gap-x-4 sm:group-data-[size=default]/alert-dialog-content:place-items-start sm:group-data-[size=default]/alert-dialog-content:text-left sm:group-data-[size=default]/alert-dialog-content:has-data-[slot=alert-dialog-media]:grid-rows-[auto_1fr]",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogFooter({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="alert-dialog-footer"
-      className={cn(
-        "-mx-4 -mb-4 flex flex-col-reverse gap-2 rounded-b-xl border-t bg-muted/50 p-4 group-data-[size=sm]/alert-dialog-content:grid group-data-[size=sm]/alert-dialog-content:grid-cols-2 sm:flex-row sm:justify-end",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogMedia({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="alert-dialog-media"
-      className={cn(
-        "mb-2 inline-flex size-10 items-center justify-center rounded-md bg-muted sm:group-data-[size=default]/alert-dialog-content:row-span-2 *:[svg:not([class*='size-'])]:size-6",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogTitle({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Title>) {
-  return (
-    <AlertDialogPrimitive.Title
-      data-slot="alert-dialog-title"
-      className={cn(
-        "font-heading text-base font-medium sm:group-data-[size=default]/alert-dialog-content:group-has-data-[slot=alert-dialog-media]/alert-dialog-content:col-start-2",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogDescription({
-  className,
-  ...props
-}: React.ComponentProps<typeof AlertDialogPrimitive.Description>) {
-  return (
-    <AlertDialogPrimitive.Description
-      data-slot="alert-dialog-description"
-      className={cn(
-        "text-sm text-balance text-muted-foreground md:text-pretty *:[a]:underline *:[a]:underline-offset-3 *:[a]:hover:text-foreground",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogAction({
-  className,
-  ...props
-}: React.ComponentProps<typeof Button>) {
-  return (
-    <Button
-      data-slot="alert-dialog-action"
-      className={cn(className)}
-      {...props}
-    />
-  )
-}
-
-function AlertDialogCancel({
-  className,
-  variant = "outline",
-  size = "default",
-  ...props
-}: AlertDialogPrimitive.Close.Props &
-  Pick<React.ComponentProps<typeof Button>, "variant" | "size">) {
-  return (
-    <AlertDialogPrimitive.Close
-      data-slot="alert-dialog-cancel"
-      className={cn(className)}
-      render={<Button variant={variant} size={size} />}
-      {...props}
-    />
-  )
-}
-
-export {
-  AlertDialog,
-  AlertDialogAction,
-  AlertDialogCancel,
-  AlertDialogContent,
-  AlertDialogDescription,
-  AlertDialogFooter,
-  AlertDialogHeader,
-  AlertDialogMedia,
-  AlertDialogOverlay,
-  AlertDialogPortal,
-  AlertDialogTitle,
-  AlertDialogTrigger,
-}
diff --git a/packages/ui/src/components/ui/badge.tsx b/packages/ui/src/components/ui/badge.tsx
deleted file mode 100644
index 99d988a1..00000000
--- a/packages/ui/src/components/ui/badge.tsx
+++ /dev/null
@@ -1,52 +0,0 @@
-import { mergeProps } from "@base-ui/react/merge-props"
-import { useRender } from "@base-ui/react/use-render"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { cn } from "@multica/ui/lib/utils"
-
-const badgeVariants = cva(
-  "group/badge inline-flex h-5 w-fit shrink-0 items-center justify-center gap-1 overflow-hidden rounded-4xl border border-transparent px-2 py-0.5 text-xs font-medium whitespace-nowrap transition-all focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 has-data-[icon=inline-end]:pr-1.5 has-data-[icon=inline-start]:pl-1.5 aria-invalid:border-destructive aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 [&>svg]:pointer-events-none [&>svg]:size-3!",
-  {
-    variants: {
-      variant: {
-        default: "bg-primary text-primary-foreground [a]:hover:bg-primary/80",
-        secondary:
-          "bg-secondary text-secondary-foreground [a]:hover:bg-secondary/80",
-        destructive:
-          "bg-destructive/10 text-destructive focus-visible:ring-destructive/20 dark:bg-destructive/20 dark:focus-visible:ring-destructive/40 [a]:hover:bg-destructive/20",
-        outline:
-          "border-border text-foreground [a]:hover:bg-muted [a]:hover:text-muted-foreground",
-        ghost:
-          "hover:bg-muted hover:text-muted-foreground dark:hover:bg-muted/50",
-        link: "text-primary underline-offset-4 hover:underline",
-      },
-    },
-    defaultVariants: {
-      variant: "default",
-    },
-  }
-)
-
-function Badge({
-  className,
-  variant = "default",
-  render,
-  ...props
-}: useRender.ComponentProps<"span"> & VariantProps<typeof badgeVariants>) {
-  return useRender({
-    defaultTagName: "span",
-    props: mergeProps<"span">(
-      {
-        className: cn(badgeVariants({ variant }), className),
-      },
-      props
-    ),
-    render,
-    state: {
-      slot: "badge",
-      variant,
-    },
-  })
-}
-
-export { Badge, badgeVariants }
diff --git a/packages/ui/src/components/ui/button.tsx b/packages/ui/src/components/ui/button.tsx
deleted file mode 100644
index 8948d6c2..00000000
--- a/packages/ui/src/components/ui/button.tsx
+++ /dev/null
@@ -1,60 +0,0 @@
-"use client"
-
-import { Button as ButtonPrimitive } from "@base-ui/react/button"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { cn } from "@multica/ui/lib/utils"
-
-const buttonVariants = cva(
-  "group/button inline-flex shrink-0 items-center justify-center rounded-lg border border-transparent bg-clip-padding text-sm font-medium whitespace-nowrap transition-all outline-none select-none focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 active:translate-y-px disabled:pointer-events-none disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-  {
-    variants: {
-      variant: {
-        default: "bg-primary text-primary-foreground shadow-sm hover:bg-primary/90",
-        outline:
-          "border-border bg-background hover:bg-muted hover:text-foreground aria-expanded:bg-muted aria-expanded:text-foreground dark:border-input dark:bg-input/30 dark:hover:bg-input/50",
-        secondary:
-          "bg-secondary text-secondary-foreground hover:bg-secondary/80 aria-expanded:bg-secondary aria-expanded:text-secondary-foreground",
-        ghost:
-          "hover:bg-muted hover:text-foreground aria-expanded:bg-muted aria-expanded:text-foreground dark:hover:bg-muted/50",
-        destructive:
-          "bg-destructive/10 text-destructive hover:bg-destructive/20 focus-visible:border-destructive/40 focus-visible:ring-destructive/20 dark:bg-destructive/20 dark:hover:bg-destructive/30 dark:focus-visible:ring-destructive/40",
-        link: "text-primary underline-offset-4 hover:underline",
-      },
-      size: {
-        default:
-          "h-8 gap-1.5 px-2.5 has-data-[icon=inline-end]:pr-2 has-data-[icon=inline-start]:pl-2",
-        xs: "h-6 gap-1 rounded-[min(var(--radius-md),10px)] px-2 text-xs in-data-[slot=button-group]:rounded-lg has-data-[icon=inline-end]:pr-1.5 has-data-[icon=inline-start]:pl-1.5 [&_svg:not([class*='size-'])]:size-3",
-        sm: "h-7 gap-1 rounded-[min(var(--radius-md),12px)] px-2.5 text-[0.8rem] in-data-[slot=button-group]:rounded-lg has-data-[icon=inline-end]:pr-1.5 has-data-[icon=inline-start]:pl-1.5 [&_svg:not([class*='size-'])]:size-3.5",
-        lg: "h-9 gap-1.5 px-2.5 has-data-[icon=inline-end]:pr-3 has-data-[icon=inline-start]:pl-3",
-        icon: "size-8",
-        "icon-xs":
-          "size-6 rounded-[min(var(--radius-md),10px)] in-data-[slot=button-group]:rounded-lg [&_svg:not([class*='size-'])]:size-3",
-        "icon-sm":
-          "size-7 rounded-[min(var(--radius-md),12px)] in-data-[slot=button-group]:rounded-lg",
-        "icon-lg": "size-9",
-      },
-    },
-    defaultVariants: {
-      variant: "default",
-      size: "default",
-    },
-  }
-)
-
-function Button({
-  className,
-  variant = "default",
-  size = "default",
-  ...props
-}: ButtonPrimitive.Props & VariantProps<typeof buttonVariants>) {
-  return (
-    <ButtonPrimitive
-      data-slot="button"
-      className={cn(buttonVariants({ variant, size, className }))}
-      {...props}
-    />
-  )
-}
-
-export { Button, buttonVariants }
diff --git a/packages/ui/src/components/ui/calendar.tsx b/packages/ui/src/components/ui/calendar.tsx
deleted file mode 100644
index 654c78fc..00000000
--- a/packages/ui/src/components/ui/calendar.tsx
+++ /dev/null
@@ -1,221 +0,0 @@
-"use client"
-
-import * as React from "react"
-import {
-  DayPicker,
-  getDefaultClassNames,
-  type DayButton,
-  type Locale,
-} from "react-day-picker"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button, buttonVariants } from "@multica/ui/components/ui/button"
-import { ChevronLeftIcon, ChevronRightIcon, ChevronDownIcon } from "lucide-react"
-
-function Calendar({
-  className,
-  classNames,
-  showOutsideDays = true,
-  captionLayout = "label",
-  buttonVariant = "ghost",
-  locale,
-  formatters,
-  components,
-  ...props
-}: React.ComponentProps<typeof DayPicker> & {
-  buttonVariant?: React.ComponentProps<typeof Button>["variant"]
-}) {
-  const defaultClassNames = getDefaultClassNames()
-
-  return (
-    <DayPicker
-      showOutsideDays={showOutsideDays}
-      className={cn(
-        "group/calendar bg-background p-2 [--cell-radius:var(--radius-md)] [--cell-size:--spacing(7)] in-data-[slot=card-content]:bg-transparent in-data-[slot=popover-content]:bg-transparent",
-        String.raw`rtl:**:[.rdp-button\_next>svg]:rotate-180`,
-        String.raw`rtl:**:[.rdp-button\_previous>svg]:rotate-180`,
-        className
-      )}
-      captionLayout={captionLayout}
-      locale={locale}
-      formatters={{
-        formatMonthDropdown: (date) =>
-          date.toLocaleString(locale?.code, { month: "short" }),
-        ...formatters,
-      }}
-      classNames={{
-        root: cn("w-fit", defaultClassNames.root),
-        months: cn(
-          "relative flex flex-col gap-4 md:flex-row",
-          defaultClassNames.months
-        ),
-        month: cn("flex w-full flex-col gap-4", defaultClassNames.month),
-        nav: cn(
-          "absolute inset-x-0 top-0 flex w-full items-center justify-between gap-1",
-          defaultClassNames.nav
-        ),
-        button_previous: cn(
-          buttonVariants({ variant: buttonVariant }),
-          "size-(--cell-size) p-0 select-none aria-disabled:opacity-50",
-          defaultClassNames.button_previous
-        ),
-        button_next: cn(
-          buttonVariants({ variant: buttonVariant }),
-          "size-(--cell-size) p-0 select-none aria-disabled:opacity-50",
-          defaultClassNames.button_next
-        ),
-        month_caption: cn(
-          "flex h-(--cell-size) w-full items-center justify-center px-(--cell-size)",
-          defaultClassNames.month_caption
-        ),
-        dropdowns: cn(
-          "flex h-(--cell-size) w-full items-center justify-center gap-1.5 text-sm font-medium",
-          defaultClassNames.dropdowns
-        ),
-        dropdown_root: cn(
-          "relative rounded-(--cell-radius)",
-          defaultClassNames.dropdown_root
-        ),
-        dropdown: cn(
-          "absolute inset-0 bg-popover opacity-0",
-          defaultClassNames.dropdown
-        ),
-        caption_label: cn(
-          "font-medium select-none",
-          captionLayout === "label"
-            ? "text-sm"
-            : "flex items-center gap-1 rounded-(--cell-radius) text-sm [&>svg]:size-3.5 [&>svg]:text-muted-foreground",
-          defaultClassNames.caption_label
-        ),
-        table: "w-full border-collapse",
-        weekdays: cn("flex", defaultClassNames.weekdays),
-        weekday: cn(
-          "flex-1 rounded-(--cell-radius) text-[0.8rem] font-normal text-muted-foreground select-none",
-          defaultClassNames.weekday
-        ),
-        week: cn("mt-2 flex w-full", defaultClassNames.week),
-        week_number_header: cn(
-          "w-(--cell-size) select-none",
-          defaultClassNames.week_number_header
-        ),
-        week_number: cn(
-          "text-[0.8rem] text-muted-foreground select-none",
-          defaultClassNames.week_number
-        ),
-        day: cn(
-          "group/day relative aspect-square h-full w-full rounded-(--cell-radius) p-0 text-center select-none [&:last-child[data-selected=true]_button]:rounded-r-(--cell-radius)",
-          props.showWeekNumber
-            ? "[&:nth-child(2)[data-selected=true]_button]:rounded-l-(--cell-radius)"
-            : "[&:first-child[data-selected=true]_button]:rounded-l-(--cell-radius)",
-          defaultClassNames.day
-        ),
-        range_start: cn(
-          "relative isolate z-0 rounded-l-(--cell-radius) bg-muted after:absolute after:inset-y-0 after:right-0 after:w-4 after:bg-muted",
-          defaultClassNames.range_start
-        ),
-        range_middle: cn("rounded-none", defaultClassNames.range_middle),
-        range_end: cn(
-          "relative isolate z-0 rounded-r-(--cell-radius) bg-muted after:absolute after:inset-y-0 after:left-0 after:w-4 after:bg-muted",
-          defaultClassNames.range_end
-        ),
-        today: cn(
-          "rounded-(--cell-radius) bg-muted text-foreground data-[selected=true]:rounded-none",
-          defaultClassNames.today
-        ),
-        outside: cn(
-          "text-muted-foreground aria-selected:text-muted-foreground",
-          defaultClassNames.outside
-        ),
-        disabled: cn(
-          "text-muted-foreground opacity-50",
-          defaultClassNames.disabled
-        ),
-        hidden: cn("invisible", defaultClassNames.hidden),
-        ...classNames,
-      }}
-      components={{
-        Root: ({ className, rootRef, ...props }) => {
-          return (
-            <div
-              data-slot="calendar"
-              ref={rootRef}
-              className={cn(className)}
-              {...props}
-            />
-          )
-        },
-        Chevron: ({ className, orientation, ...props }) => {
-          if (orientation === "left") {
-            return (
-              <ChevronLeftIcon className={cn("size-4", className)} {...props} />
-            )
-          }
-
-          if (orientation === "right") {
-            return (
-              <ChevronRightIcon className={cn("size-4", className)} {...props} />
-            )
-          }
-
-          return (
-            <ChevronDownIcon className={cn("size-4", className)} {...props} />
-          )
-        },
-        DayButton: ({ ...props }) => (
-          <CalendarDayButton locale={locale} {...props} />
-        ),
-        WeekNumber: ({ children, ...props }) => {
-          return (
-            <td {...props}>
-              <div className="flex size-(--cell-size) items-center justify-center text-center">
-                {children}
-              </div>
-            </td>
-          )
-        },
-        ...components,
-      }}
-      {...props}
-    />
-  )
-}
-
-function CalendarDayButton({
-  className,
-  day,
-  modifiers,
-  locale,
-  ...props
-}: React.ComponentProps<typeof DayButton> & { locale?: Partial<Locale> }) {
-  const defaultClassNames = getDefaultClassNames()
-
-  const ref = React.useRef<HTMLButtonElement>(null)
-  React.useEffect(() => {
-    if (modifiers.focused) ref.current?.focus()
-  }, [modifiers.focused])
-
-  return (
-    <Button
-      variant="ghost"
-      size="icon"
-      data-day={day.date.toLocaleDateString(locale?.code)}
-      data-selected-single={
-        modifiers.selected &&
-        !modifiers.range_start &&
-        !modifiers.range_end &&
-        !modifiers.range_middle
-      }
-      data-range-start={modifiers.range_start}
-      data-range-end={modifiers.range_end}
-      data-range-middle={modifiers.range_middle}
-      className={cn(
-        "relative isolate z-10 flex aspect-square size-auto w-full min-w-(--cell-size) flex-col gap-1 border-0 leading-none font-normal group-data-[focused=true]/day:relative group-data-[focused=true]/day:z-10 group-data-[focused=true]/day:border-ring group-data-[focused=true]/day:ring-[3px] group-data-[focused=true]/day:ring-ring/50 data-[range-end=true]:rounded-(--cell-radius) data-[range-end=true]:rounded-r-(--cell-radius) data-[range-end=true]:bg-primary data-[range-end=true]:text-primary-foreground data-[range-middle=true]:rounded-none data-[range-middle=true]:bg-muted data-[range-middle=true]:text-foreground data-[range-start=true]:rounded-(--cell-radius) data-[range-start=true]:rounded-l-(--cell-radius) data-[range-start=true]:bg-primary data-[range-start=true]:text-primary-foreground data-[selected-single=true]:bg-primary data-[selected-single=true]:text-primary-foreground dark:hover:text-foreground [&>span]:text-xs [&>span]:opacity-70",
-        defaultClassNames.day,
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export { Calendar, CalendarDayButton }
diff --git a/packages/ui/src/components/ui/card.tsx b/packages/ui/src/components/ui/card.tsx
deleted file mode 100644
index ee61af62..00000000
--- a/packages/ui/src/components/ui/card.tsx
+++ /dev/null
@@ -1,103 +0,0 @@
-import * as React from "react"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Card({
-  className,
-  size = "default",
-  ...props
-}: React.ComponentProps<"div"> & { size?: "default" | "sm" }) {
-  return (
-    <div
-      data-slot="card"
-      data-size={size}
-      className={cn(
-        "group/card flex flex-col gap-4 overflow-hidden rounded-xl bg-card py-4 text-sm text-card-foreground ring-1 ring-foreground/10 has-data-[slot=card-footer]:pb-0 has-[>img:first-child]:pt-0 data-[size=sm]:gap-3 data-[size=sm]:py-3 data-[size=sm]:has-data-[slot=card-footer]:pb-0 *:[img:first-child]:rounded-t-xl *:[img:last-child]:rounded-b-xl",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CardHeader({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-header"
-      className={cn(
-        "group/card-header @container/card-header grid auto-rows-min items-start gap-1 rounded-t-xl px-4 group-data-[size=sm]/card:px-3 has-data-[slot=card-action]:grid-cols-[1fr_auto] has-data-[slot=card-description]:grid-rows-[auto_auto] [.border-b]:pb-4 group-data-[size=sm]/card:[.border-b]:pb-3",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CardTitle({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-title"
-      className={cn(
-        "font-heading text-base leading-snug font-medium group-data-[size=sm]/card:text-sm",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CardDescription({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-description"
-      className={cn("text-sm text-muted-foreground", className)}
-      {...props}
-    />
-  )
-}
-
-function CardAction({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-action"
-      className={cn(
-        "col-start-2 row-span-2 row-start-1 self-start justify-self-end",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function CardContent({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-content"
-      className={cn("px-4 group-data-[size=sm]/card:px-3", className)}
-      {...props}
-    />
-  )
-}
-
-function CardFooter({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="card-footer"
-      className={cn(
-        "flex items-center rounded-b-xl border-t bg-muted/50 p-4 group-data-[size=sm]/card:p-3",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export {
-  Card,
-  CardHeader,
-  CardFooter,
-  CardTitle,
-  CardAction,
-  CardDescription,
-  CardContent,
-}
diff --git a/packages/ui/src/components/ui/checkbox.tsx b/packages/ui/src/components/ui/checkbox.tsx
deleted file mode 100644
index 3d3fd8e0..00000000
--- a/packages/ui/src/components/ui/checkbox.tsx
+++ /dev/null
@@ -1,29 +0,0 @@
-"use client"
-
-import { Checkbox as CheckboxPrimitive } from "@base-ui/react/checkbox"
-
-import { cn } from "@multica/ui/lib/utils"
-import { CheckIcon } from "lucide-react"
-
-function Checkbox({ className, ...props }: CheckboxPrimitive.Root.Props) {
-  return (
-    <CheckboxPrimitive.Root
-      data-slot="checkbox"
-      className={cn(
-        "peer relative flex size-4 shrink-0 items-center justify-center rounded-[4px] border border-input transition-colors outline-none group-has-disabled/field:opacity-50 after:absolute after:-inset-x-3 after:-inset-y-2 focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 aria-invalid:aria-checked:border-primary dark:bg-input/30 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40 data-checked:border-primary data-checked:bg-primary data-checked:text-primary-foreground dark:data-checked:bg-primary",
-        className
-      )}
-      {...props}
-    >
-      <CheckboxPrimitive.Indicator
-        data-slot="checkbox-indicator"
-        className="grid place-content-center text-current transition-none [&>svg]:size-3.5"
-      >
-        <CheckIcon
-        />
-      </CheckboxPrimitive.Indicator>
-    </CheckboxPrimitive.Root>
-  )
-}
-
-export { Checkbox }
diff --git a/packages/ui/src/components/ui/collapsible.tsx b/packages/ui/src/components/ui/collapsible.tsx
deleted file mode 100644
index 488fb33a..00000000
--- a/packages/ui/src/components/ui/collapsible.tsx
+++ /dev/null
@@ -1,21 +0,0 @@
-"use client"
-
-import { Collapsible as CollapsiblePrimitive } from "@base-ui/react/collapsible"
-
-function Collapsible({ ...props }: CollapsiblePrimitive.Root.Props) {
-  return <CollapsiblePrimitive.Root data-slot="collapsible" {...props} />
-}
-
-function CollapsibleTrigger({ ...props }: CollapsiblePrimitive.Trigger.Props) {
-  return (
-    <CollapsiblePrimitive.Trigger data-slot="collapsible-trigger" {...props} />
-  )
-}
-
-function CollapsibleContent({ ...props }: CollapsiblePrimitive.Panel.Props) {
-  return (
-    <CollapsiblePrimitive.Panel data-slot="collapsible-content" {...props} />
-  )
-}
-
-export { Collapsible, CollapsibleTrigger, CollapsibleContent }
diff --git a/packages/ui/src/components/ui/combobox.tsx b/packages/ui/src/components/ui/combobox.tsx
deleted file mode 100644
index 05cee57e..00000000
--- a/packages/ui/src/components/ui/combobox.tsx
+++ /dev/null
@@ -1,300 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Combobox as ComboboxPrimitive } from "@base-ui/react"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-import {
-  InputGroup,
-  InputGroupAddon,
-  InputGroupButton,
-  InputGroupInput,
-} from "@multica/ui/components/ui/input-group"
-import { ChevronDownIcon, XIcon, CheckIcon } from "lucide-react"
-
-const Combobox = ComboboxPrimitive.Root
-
-function ComboboxValue({ ...props }: ComboboxPrimitive.Value.Props) {
-  return <ComboboxPrimitive.Value data-slot="combobox-value" {...props} />
-}
-
-function ComboboxTrigger({
-  className,
-  children,
-  ...props
-}: ComboboxPrimitive.Trigger.Props) {
-  return (
-    <ComboboxPrimitive.Trigger
-      data-slot="combobox-trigger"
-      className={cn("[&_svg:not([class*='size-'])]:size-4", className)}
-      {...props}
-    >
-      {children}
-      <ChevronDownIcon className="pointer-events-none size-4 text-muted-foreground" />
-    </ComboboxPrimitive.Trigger>
-  )
-}
-
-function ComboboxClear({ className, ...props }: ComboboxPrimitive.Clear.Props) {
-  return (
-    <ComboboxPrimitive.Clear
-      data-slot="combobox-clear"
-      render={<InputGroupButton variant="ghost" size="icon-xs" />}
-      className={cn(className)}
-      {...props}
-    >
-      <XIcon className="pointer-events-none" />
-    </ComboboxPrimitive.Clear>
-  )
-}
-
-function ComboboxInput({
-  className,
-  children,
-  disabled = false,
-  showTrigger = true,
-  showClear = false,
-  ...props
-}: ComboboxPrimitive.Input.Props & {
-  showTrigger?: boolean
-  showClear?: boolean
-}) {
-  return (
-    <InputGroup className={cn("w-auto", className)}>
-      <ComboboxPrimitive.Input
-        render={<InputGroupInput disabled={disabled} />}
-        {...props}
-      />
-      <InputGroupAddon align="inline-end">
-        {showTrigger && (
-          <InputGroupButton
-            size="icon-xs"
-            variant="ghost"
-            render={<ComboboxTrigger />}
-            data-slot="input-group-button"
-            className="group-has-data-[slot=combobox-clear]/input-group:hidden data-pressed:bg-transparent"
-            disabled={disabled}
-          />
-        )}
-        {showClear && <ComboboxClear disabled={disabled} />}
-      </InputGroupAddon>
-      {children}
-    </InputGroup>
-  )
-}
-
-function ComboboxContent({
-  className,
-  side = "bottom",
-  sideOffset = 6,
-  align = "start",
-  alignOffset = 0,
-  anchor,
-  ...props
-}: ComboboxPrimitive.Popup.Props &
-  Pick<
-    ComboboxPrimitive.Positioner.Props,
-    "side" | "align" | "sideOffset" | "alignOffset" | "anchor"
-  >) {
-  return (
-    <ComboboxPrimitive.Portal>
-      <ComboboxPrimitive.Positioner
-        side={side}
-        sideOffset={sideOffset}
-        align={align}
-        alignOffset={alignOffset}
-        anchor={anchor}
-        className="isolate z-50"
-      >
-        <ComboboxPrimitive.Popup
-          data-slot="combobox-content"
-          data-chips={!!anchor}
-          className={cn(
-                                            "dark group/combobox-content max-h-(--available-height) w-(--anchor-width) max-w-(--available-width) min-w-[calc(var(--anchor-width)+--spacing(7))] origin-(--transform-origin) overflow-hidden rounded-lg text-popover-foreground shadow-md ring-1 ring-foreground/10 duration-100 data-[chips=true]:min-w-(--anchor-width) data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 *:data-[slot=input-group]:m-1 *:data-[slot=input-group]:mb-0 *:data-[slot=input-group]:h-8 *:data-[slot=input-group]:border-input/30 *:data-[slot=input-group]:bg-input/30 *:data-[slot=input-group]:shadow-none data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95 animate-none! relative bg-popover/70 before:pointer-events-none before:absolute before:inset-0 before:-z-1 before:rounded-[inherit] before:backdrop-blur-2xl before:backdrop-saturate-150 **:data-[slot$=-item]:focus:bg-foreground/10 **:data-[slot$=-item]:data-highlighted:bg-foreground/10 **:data-[slot$=-separator]:bg-foreground/5 **:data-[slot$=-trigger]:focus:bg-foreground/10 **:data-[slot$=-trigger]:aria-expanded:bg-foreground/10! **:data-[variant=destructive]:focus:bg-foreground/10! **:data-[variant=destructive]:text-accent-foreground! **:data-[variant=destructive]:**:text-accent-foreground!",
-                                            className
-                                          )}
-          {...props}
-        />
-      </ComboboxPrimitive.Positioner>
-    </ComboboxPrimitive.Portal>
-  )
-}
-
-function ComboboxList({ className, ...props }: ComboboxPrimitive.List.Props) {
-  return (
-    <ComboboxPrimitive.List
-      data-slot="combobox-list"
-      className={cn(
-        "no-scrollbar max-h-[min(calc(--spacing(72)---spacing(9)),calc(var(--available-height)---spacing(9)))] scroll-py-1 overflow-y-auto overscroll-contain p-1 data-empty:p-0",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function ComboboxItem({
-  className,
-  children,
-  ...props
-}: ComboboxPrimitive.Item.Props) {
-  return (
-    <ComboboxPrimitive.Item
-      data-slot="combobox-item"
-      className={cn(
-        "relative flex w-full cursor-default items-center gap-2 rounded-md py-1 pr-8 pl-1.5 text-sm outline-hidden select-none data-highlighted:bg-accent data-highlighted:text-accent-foreground not-data-[variant=destructive]:data-highlighted:**:text-accent-foreground data-disabled:pointer-events-none data-disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      {children}
-      <ComboboxPrimitive.ItemIndicator
-        render={
-          <span className="pointer-events-none absolute right-2 flex size-4 items-center justify-center" />
-        }
-      >
-        <CheckIcon className="pointer-events-none" />
-      </ComboboxPrimitive.ItemIndicator>
-    </ComboboxPrimitive.Item>
-  )
-}
-
-function ComboboxGroup({ className, ...props }: ComboboxPrimitive.Group.Props) {
-  return (
-    <ComboboxPrimitive.Group
-      data-slot="combobox-group"
-      className={cn(className)}
-      {...props}
-    />
-  )
-}
-
-function ComboboxLabel({
-  className,
-  ...props
-}: ComboboxPrimitive.GroupLabel.Props) {
-  return (
-    <ComboboxPrimitive.GroupLabel
-      data-slot="combobox-label"
-      className={cn("px-2 py-1.5 text-xs text-muted-foreground", className)}
-      {...props}
-    />
-  )
-}
-
-function ComboboxCollection({ ...props }: ComboboxPrimitive.Collection.Props) {
-  return (
-    <ComboboxPrimitive.Collection data-slot="combobox-collection" {...props} />
-  )
-}
-
-function ComboboxEmpty({ className, ...props }: ComboboxPrimitive.Empty.Props) {
-  return (
-    <ComboboxPrimitive.Empty
-      data-slot="combobox-empty"
-      className={cn(
-        "hidden w-full justify-center py-2 text-center text-sm text-muted-foreground group-data-empty/combobox-content:flex",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function ComboboxSeparator({
-  className,
-  ...props
-}: ComboboxPrimitive.Separator.Props) {
-  return (
-    <ComboboxPrimitive.Separator
-      data-slot="combobox-separator"
-      className={cn("-mx-1 my-1 h-px bg-border", className)}
-      {...props}
-    />
-  )
-}
-
-function ComboboxChips({
-  className,
-  ...props
-}: React.ComponentPropsWithRef<typeof ComboboxPrimitive.Chips> &
-  ComboboxPrimitive.Chips.Props) {
-  return (
-    <ComboboxPrimitive.Chips
-      data-slot="combobox-chips"
-      className={cn(
-        "flex min-h-8 flex-wrap items-center gap-1 rounded-lg border border-input bg-transparent bg-clip-padding px-2.5 py-1 text-sm transition-colors focus-within:border-ring focus-within:ring-3 focus-within:ring-ring/50 has-aria-invalid:border-destructive has-aria-invalid:ring-3 has-aria-invalid:ring-destructive/20 has-data-[slot=combobox-chip]:px-1 dark:bg-input/30 dark:has-aria-invalid:border-destructive/50 dark:has-aria-invalid:ring-destructive/40",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function ComboboxChip({
-  className,
-  children,
-  showRemove = true,
-  ...props
-}: ComboboxPrimitive.Chip.Props & {
-  showRemove?: boolean
-}) {
-  return (
-    <ComboboxPrimitive.Chip
-      data-slot="combobox-chip"
-      className={cn(
-        "flex h-[calc(--spacing(5.25))] w-fit items-center justify-center gap-1 rounded-sm bg-muted px-1.5 text-xs font-medium whitespace-nowrap text-foreground has-disabled:pointer-events-none has-disabled:cursor-not-allowed has-disabled:opacity-50 has-data-[slot=combobox-chip-remove]:pr-0",
-        className
-      )}
-      {...props}
-    >
-      {children}
-      {showRemove && (
-        <ComboboxPrimitive.ChipRemove
-          render={<Button variant="ghost" size="icon-xs" />}
-          className="-ml-1 opacity-50 hover:opacity-100"
-          data-slot="combobox-chip-remove"
-        >
-          <XIcon className="pointer-events-none" />
-        </ComboboxPrimitive.ChipRemove>
-      )}
-    </ComboboxPrimitive.Chip>
-  )
-}
-
-function ComboboxChipsInput({
-  className,
-  ...props
-}: ComboboxPrimitive.Input.Props) {
-  return (
-    <ComboboxPrimitive.Input
-      data-slot="combobox-chip-input"
-      className={cn("min-w-16 flex-1 outline-none", className)}
-      {...props}
-    />
-  )
-}
-
-function useComboboxAnchor() {
-  return React.useRef<HTMLDivElement | null>(null)
-}
-
-export {
-  Combobox,
-  ComboboxInput,
-  ComboboxContent,
-  ComboboxList,
-  ComboboxItem,
-  ComboboxGroup,
-  ComboboxLabel,
-  ComboboxCollection,
-  ComboboxEmpty,
-  ComboboxSeparator,
-  ComboboxChips,
-  ComboboxChip,
-  ComboboxChipsInput,
-  ComboboxTrigger,
-  ComboboxValue,
-  useComboboxAnchor,
-}
diff --git a/packages/ui/src/components/ui/dialog.tsx b/packages/ui/src/components/ui/dialog.tsx
deleted file mode 100644
index b45442e3..00000000
--- a/packages/ui/src/components/ui/dialog.tsx
+++ /dev/null
@@ -1,160 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Dialog as DialogPrimitive } from "@base-ui/react/dialog"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-import { XIcon } from "lucide-react"
-
-function Dialog({ ...props }: DialogPrimitive.Root.Props) {
-  return <DialogPrimitive.Root data-slot="dialog" {...props} />
-}
-
-function DialogTrigger({ ...props }: DialogPrimitive.Trigger.Props) {
-  return <DialogPrimitive.Trigger data-slot="dialog-trigger" {...props} />
-}
-
-function DialogPortal({ ...props }: DialogPrimitive.Portal.Props) {
-  return <DialogPrimitive.Portal data-slot="dialog-portal" {...props} />
-}
-
-function DialogClose({ ...props }: DialogPrimitive.Close.Props) {
-  return <DialogPrimitive.Close data-slot="dialog-close" {...props} />
-}
-
-function DialogOverlay({
-  className,
-  ...props
-}: DialogPrimitive.Backdrop.Props) {
-  return (
-    <DialogPrimitive.Backdrop
-      data-slot="dialog-overlay"
-      className={cn(
-        "fixed inset-0 isolate z-50 bg-black/10 duration-100 supports-backdrop-filter:backdrop-blur-xs data-open:animate-in data-open:fade-in-0 data-closed:animate-out data-closed:fade-out-0",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function DialogContent({
-  className,
-  children,
-  showCloseButton = true,
-  ...props
-}: DialogPrimitive.Popup.Props & {
-  showCloseButton?: boolean
-}) {
-  return (
-    <DialogPortal>
-      <DialogOverlay />
-      <DialogPrimitive.Popup
-        data-slot="dialog-content"
-        className={cn(
-          "fixed top-1/2 left-1/2 z-50 grid w-full max-w-[calc(100%-2rem)] -translate-x-1/2 -translate-y-1/2 gap-4 rounded-xl bg-popover p-4 text-sm text-popover-foreground ring-1 ring-foreground/10 duration-100 outline-none sm:max-w-sm data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95",
-          className
-        )}
-        {...props}
-      >
-        {children}
-        {showCloseButton && (
-          <DialogPrimitive.Close
-            data-slot="dialog-close"
-            render={
-              <Button
-                variant="ghost"
-                className="absolute top-2 right-2"
-                size="icon-sm"
-              />
-            }
-          >
-            <XIcon
-            />
-            <span className="sr-only">Close</span>
-          </DialogPrimitive.Close>
-        )}
-      </DialogPrimitive.Popup>
-    </DialogPortal>
-  )
-}
-
-function DialogHeader({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="dialog-header"
-      className={cn("flex flex-col gap-2", className)}
-      {...props}
-    />
-  )
-}
-
-function DialogFooter({
-  className,
-  showCloseButton = false,
-  children,
-  ...props
-}: React.ComponentProps<"div"> & {
-  showCloseButton?: boolean
-}) {
-  return (
-    <div
-      data-slot="dialog-footer"
-      className={cn(
-        "-mx-4 -mb-4 flex flex-col-reverse gap-2 rounded-b-xl border-t bg-muted/50 p-4 sm:flex-row sm:justify-end",
-        className
-      )}
-      {...props}
-    >
-      {children}
-      {showCloseButton && (
-        <DialogPrimitive.Close render={<Button variant="outline" />}>
-          Close
-        </DialogPrimitive.Close>
-      )}
-    </div>
-  )
-}
-
-function DialogTitle({ className, ...props }: DialogPrimitive.Title.Props) {
-  return (
-    <DialogPrimitive.Title
-      data-slot="dialog-title"
-      className={cn(
-        "font-heading text-base leading-none font-medium",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function DialogDescription({
-  className,
-  ...props
-}: DialogPrimitive.Description.Props) {
-  return (
-    <DialogPrimitive.Description
-      data-slot="dialog-description"
-      className={cn(
-        "text-sm text-muted-foreground *:[a]:underline *:[a]:underline-offset-3 *:[a]:hover:text-foreground",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export {
-  Dialog,
-  DialogClose,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogOverlay,
-  DialogPortal,
-  DialogTitle,
-  DialogTrigger,
-}
diff --git a/packages/ui/src/components/ui/dropdown-menu.tsx b/packages/ui/src/components/ui/dropdown-menu.tsx
deleted file mode 100644
index a861e4f4..00000000
--- a/packages/ui/src/components/ui/dropdown-menu.tsx
+++ /dev/null
@@ -1,274 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Menu as MenuPrimitive } from "@base-ui/react/menu"
-
-import { cn } from "@multica/ui/lib/utils"
-import { ChevronRightIcon, CheckIcon } from "lucide-react"
-
-function DropdownMenu({ ...props }: MenuPrimitive.Root.Props) {
-  return <MenuPrimitive.Root data-slot="dropdown-menu" {...props} />
-}
-
-function DropdownMenuPortal({ ...props }: MenuPrimitive.Portal.Props) {
-  return <MenuPrimitive.Portal data-slot="dropdown-menu-portal" {...props} />
-}
-
-function DropdownMenuTrigger({ ...props }: MenuPrimitive.Trigger.Props) {
-  return <MenuPrimitive.Trigger data-slot="dropdown-menu-trigger" {...props} />
-}
-
-function DropdownMenuContent({
-  align = "start",
-  alignOffset = 0,
-  side = "bottom",
-  sideOffset = 4,
-  className,
-  ...props
-}: MenuPrimitive.Popup.Props &
-  Pick<
-    MenuPrimitive.Positioner.Props,
-    "align" | "alignOffset" | "side" | "sideOffset"
-  >) {
-  return (
-    <MenuPrimitive.Portal>
-      <MenuPrimitive.Positioner
-        className="isolate z-50 outline-none"
-        align={align}
-        alignOffset={alignOffset}
-        side={side}
-        sideOffset={sideOffset}
-      >
-        <MenuPrimitive.Popup
-          data-slot="dropdown-menu-content"
-          className={cn(
-                                            "dark z-50 max-h-(--available-height) w-(--anchor-width) min-w-32 origin-(--transform-origin) overflow-x-hidden overflow-y-auto rounded-lg p-1 text-popover-foreground shadow-md ring-1 ring-foreground/10 duration-100 outline-none data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:overflow-hidden data-closed:fade-out-0 data-closed:zoom-out-95 animate-none! relative bg-popover/70 before:pointer-events-none before:absolute before:inset-0 before:-z-1 before:rounded-[inherit] before:backdrop-blur-2xl before:backdrop-saturate-150 **:data-[slot$=-item]:focus:bg-foreground/10 **:data-[slot$=-item]:data-highlighted:bg-foreground/10 **:data-[slot$=-separator]:bg-foreground/5 **:data-[slot$=-trigger]:focus:bg-foreground/10 **:data-[slot$=-trigger]:aria-expanded:bg-foreground/10! **:data-[variant=destructive]:focus:bg-foreground/10! **:data-[variant=destructive]:text-accent-foreground! **:data-[variant=destructive]:**:text-accent-foreground!",
-                                            className
-                                          )}
-          {...props}
-        />
-      </MenuPrimitive.Positioner>
-    </MenuPrimitive.Portal>
-  )
-}
-
-function DropdownMenuGroup({ ...props }: MenuPrimitive.Group.Props) {
-  return <MenuPrimitive.Group data-slot="dropdown-menu-group" {...props} />
-}
-
-function DropdownMenuLabel({
-  className,
-  inset,
-  ...props
-}: MenuPrimitive.GroupLabel.Props & {
-  inset?: boolean
-}) {
-  return (
-    <MenuPrimitive.GroupLabel
-      data-slot="dropdown-menu-label"
-      data-inset={inset}
-      className={cn(
-        "px-1.5 py-1 text-xs font-medium text-muted-foreground data-inset:pl-7",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function DropdownMenuItem({
-  className,
-  inset,
-  variant = "default",
-  ...props
-}: MenuPrimitive.Item.Props & {
-  inset?: boolean
-  variant?: "default" | "destructive"
-}) {
-  return (
-    <MenuPrimitive.Item
-      data-slot="dropdown-menu-item"
-      data-inset={inset}
-      data-variant={variant}
-      className={cn(
-        "group/dropdown-menu-item relative flex cursor-default items-center gap-1.5 rounded-md px-1.5 py-1 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground not-data-[variant=destructive]:focus:**:text-accent-foreground data-inset:pl-7 data-[variant=destructive]:text-destructive data-[variant=destructive]:focus:bg-destructive/10 data-[variant=destructive]:focus:text-destructive dark:data-[variant=destructive]:focus:bg-destructive/20 data-disabled:pointer-events-none data-disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 data-[variant=destructive]:*:[svg]:text-destructive",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function DropdownMenuSub({ ...props }: MenuPrimitive.SubmenuRoot.Props) {
-  return <MenuPrimitive.SubmenuRoot data-slot="dropdown-menu-sub" {...props} />
-}
-
-function DropdownMenuSubTrigger({
-  className,
-  inset,
-  children,
-  ...props
-}: MenuPrimitive.SubmenuTrigger.Props & {
-  inset?: boolean
-}) {
-  return (
-    <MenuPrimitive.SubmenuTrigger
-      data-slot="dropdown-menu-sub-trigger"
-      data-inset={inset}
-      className={cn(
-        "flex cursor-default items-center gap-1.5 rounded-md px-1.5 py-1 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground not-data-[variant=destructive]:focus:**:text-accent-foreground data-inset:pl-7 data-popup-open:bg-accent data-popup-open:text-accent-foreground data-open:bg-accent data-open:text-accent-foreground [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      {children}
-      <ChevronRightIcon className="ml-auto" />
-    </MenuPrimitive.SubmenuTrigger>
-  )
-}
-
-function DropdownMenuSubContent({
-  align = "start",
-  alignOffset = -3,
-  side = "right",
-  sideOffset = 0,
-  className,
-  ...props
-}: React.ComponentProps<typeof DropdownMenuContent>) {
-  return (
-    <DropdownMenuContent
-      data-slot="dropdown-menu-sub-content"
-      className={cn(
-                        "dark w-auto min-w-[96px] rounded-lg p-1 text-popover-foreground shadow-lg ring-1 ring-foreground/10 duration-100 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95 animate-none! relative bg-popover/70 before:pointer-events-none before:absolute before:inset-0 before:-z-1 before:rounded-[inherit] before:backdrop-blur-2xl before:backdrop-saturate-150 **:data-[slot$=-item]:focus:bg-foreground/10 **:data-[slot$=-item]:data-highlighted:bg-foreground/10 **:data-[slot$=-separator]:bg-foreground/5 **:data-[slot$=-trigger]:focus:bg-foreground/10 **:data-[slot$=-trigger]:aria-expanded:bg-foreground/10! **:data-[variant=destructive]:focus:bg-foreground/10! **:data-[variant=destructive]:text-accent-foreground! **:data-[variant=destructive]:**:text-accent-foreground!",
-                        className
-                      )}
-      align={align}
-      alignOffset={alignOffset}
-      side={side}
-      sideOffset={sideOffset}
-      {...props}
-    />
-  )
-}
-
-function DropdownMenuCheckboxItem({
-  className,
-  children,
-  checked,
-  inset,
-  ...props
-}: MenuPrimitive.CheckboxItem.Props & {
-  inset?: boolean
-}) {
-  return (
-    <MenuPrimitive.CheckboxItem
-      data-slot="dropdown-menu-checkbox-item"
-      data-inset={inset}
-      className={cn(
-        "relative flex cursor-default items-center gap-1.5 rounded-md py-1 pr-8 pl-1.5 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground focus:**:text-accent-foreground data-inset:pl-7 data-disabled:pointer-events-none data-disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      checked={checked}
-      {...props}
-    >
-      <span
-        className="pointer-events-none absolute right-2 flex items-center justify-center"
-        data-slot="dropdown-menu-checkbox-item-indicator"
-      >
-        <MenuPrimitive.CheckboxItemIndicator>
-          <CheckIcon
-          />
-        </MenuPrimitive.CheckboxItemIndicator>
-      </span>
-      {children}
-    </MenuPrimitive.CheckboxItem>
-  )
-}
-
-function DropdownMenuRadioGroup({ ...props }: MenuPrimitive.RadioGroup.Props) {
-  return (
-    <MenuPrimitive.RadioGroup
-      data-slot="dropdown-menu-radio-group"
-      {...props}
-    />
-  )
-}
-
-function DropdownMenuRadioItem({
-  className,
-  children,
-  inset,
-  ...props
-}: MenuPrimitive.RadioItem.Props & {
-  inset?: boolean
-}) {
-  return (
-    <MenuPrimitive.RadioItem
-      data-slot="dropdown-menu-radio-item"
-      data-inset={inset}
-      className={cn(
-        "relative flex cursor-default items-center gap-1.5 rounded-md py-1 pr-8 pl-1.5 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground focus:**:text-accent-foreground data-inset:pl-7 data-disabled:pointer-events-none data-disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      <span
-        className="pointer-events-none absolute right-2 flex items-center justify-center"
-        data-slot="dropdown-menu-radio-item-indicator"
-      >
-        <MenuPrimitive.RadioItemIndicator>
-          <CheckIcon
-          />
-        </MenuPrimitive.RadioItemIndicator>
-      </span>
-      {children}
-    </MenuPrimitive.RadioItem>
-  )
-}
-
-function DropdownMenuSeparator({
-  className,
-  ...props
-}: MenuPrimitive.Separator.Props) {
-  return (
-    <MenuPrimitive.Separator
-      data-slot="dropdown-menu-separator"
-      className={cn("-mx-1 my-1 h-px bg-border", className)}
-      {...props}
-    />
-  )
-}
-
-function DropdownMenuShortcut({
-  className,
-  ...props
-}: React.ComponentProps<"span">) {
-  return (
-    <span
-      data-slot="dropdown-menu-shortcut"
-      className={cn(
-        "ml-auto text-xs tracking-widest text-muted-foreground group-focus/dropdown-menu-item:text-accent-foreground",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export {
-  DropdownMenu,
-  DropdownMenuPortal,
-  DropdownMenuTrigger,
-  DropdownMenuContent,
-  DropdownMenuGroup,
-  DropdownMenuLabel,
-  DropdownMenuItem,
-  DropdownMenuCheckboxItem,
-  DropdownMenuRadioGroup,
-  DropdownMenuRadioItem,
-  DropdownMenuSeparator,
-  DropdownMenuShortcut,
-  DropdownMenuSub,
-  DropdownMenuSubTrigger,
-  DropdownMenuSubContent,
-}
diff --git a/packages/ui/src/components/ui/field.tsx b/packages/ui/src/components/ui/field.tsx
deleted file mode 100644
index 74ece3ad..00000000
--- a/packages/ui/src/components/ui/field.tsx
+++ /dev/null
@@ -1,238 +0,0 @@
-"use client"
-
-import { useMemo } from "react"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Label } from "@multica/ui/components/ui/label"
-import { Separator } from "@multica/ui/components/ui/separator"
-
-function FieldSet({ className, ...props }: React.ComponentProps<"fieldset">) {
-  return (
-    <fieldset
-      data-slot="field-set"
-      className={cn(
-        "flex flex-col gap-4 has-[>[data-slot=checkbox-group]]:gap-3 has-[>[data-slot=radio-group]]:gap-3",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldLegend({
-  className,
-  variant = "legend",
-  ...props
-}: React.ComponentProps<"legend"> & { variant?: "legend" | "label" }) {
-  return (
-    <legend
-      data-slot="field-legend"
-      data-variant={variant}
-      className={cn(
-        "mb-1.5 font-medium data-[variant=label]:text-sm data-[variant=legend]:text-base",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldGroup({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="field-group"
-      className={cn(
-        "group/field-group @container/field-group flex w-full flex-col gap-5 data-[slot=checkbox-group]:gap-3 *:data-[slot=field-group]:gap-4",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-const fieldVariants = cva(
-  "group/field flex w-full gap-2 data-[invalid=true]:text-destructive",
-  {
-    variants: {
-      orientation: {
-        vertical: "flex-col *:w-full [&>.sr-only]:w-auto",
-        horizontal:
-          "flex-row items-center has-[>[data-slot=field-content]]:items-start *:data-[slot=field-label]:flex-auto has-[>[data-slot=field-content]]:[&>[role=checkbox],[role=radio]]:mt-px",
-        responsive:
-          "flex-col *:w-full @md/field-group:flex-row @md/field-group:items-center @md/field-group:*:w-auto @md/field-group:has-[>[data-slot=field-content]]:items-start @md/field-group:*:data-[slot=field-label]:flex-auto [&>.sr-only]:w-auto @md/field-group:has-[>[data-slot=field-content]]:[&>[role=checkbox],[role=radio]]:mt-px",
-      },
-    },
-    defaultVariants: {
-      orientation: "vertical",
-    },
-  }
-)
-
-function Field({
-  className,
-  orientation = "vertical",
-  ...props
-}: React.ComponentProps<"div"> & VariantProps<typeof fieldVariants>) {
-  return (
-    <div
-      role="group"
-      data-slot="field"
-      data-orientation={orientation}
-      className={cn(fieldVariants({ orientation }), className)}
-      {...props}
-    />
-  )
-}
-
-function FieldContent({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="field-content"
-      className={cn(
-        "group/field-content flex flex-1 flex-col gap-0.5 leading-snug",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldLabel({
-  className,
-  ...props
-}: React.ComponentProps<typeof Label>) {
-  return (
-    <Label
-      data-slot="field-label"
-      className={cn(
-        "group/field-label peer/field-label flex w-fit gap-2 leading-snug group-data-[disabled=true]/field:opacity-50 has-data-checked:border-primary/30 has-data-checked:bg-primary/5 has-[>[data-slot=field]]:rounded-lg has-[>[data-slot=field]]:border *:data-[slot=field]:p-2.5 dark:has-data-checked:border-primary/20 dark:has-data-checked:bg-primary/10",
-        "has-[>[data-slot=field]]:w-full has-[>[data-slot=field]]:flex-col",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldTitle({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="field-label"
-      className={cn(
-        "flex w-fit items-center gap-2 text-sm leading-snug font-medium group-data-[disabled=true]/field:opacity-50",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldDescription({ className, ...props }: React.ComponentProps<"p">) {
-  return (
-    <p
-      data-slot="field-description"
-      className={cn(
-        "text-left text-sm leading-normal font-normal text-muted-foreground group-has-data-horizontal/field:text-balance [[data-variant=legend]+&]:-mt-1.5",
-        "last:mt-0 nth-last-2:-mt-1",
-        "[&>a]:underline [&>a]:underline-offset-4 [&>a:hover]:text-primary",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function FieldSeparator({
-  children,
-  className,
-  ...props
-}: React.ComponentProps<"div"> & {
-  children?: React.ReactNode
-}) {
-  return (
-    <div
-      data-slot="field-separator"
-      data-content={!!children}
-      className={cn(
-        "relative -my-2 h-5 text-sm group-data-[variant=outline]/field-group:-mb-2",
-        className
-      )}
-      {...props}
-    >
-      <Separator className="absolute inset-0 top-1/2" />
-      {children && (
-        <span
-          className="relative mx-auto block w-fit bg-background px-2 text-muted-foreground"
-          data-slot="field-separator-content"
-        >
-          {children}
-        </span>
-      )}
-    </div>
-  )
-}
-
-function FieldError({
-  className,
-  children,
-  errors,
-  ...props
-}: React.ComponentProps<"div"> & {
-  errors?: Array<{ message?: string } | undefined>
-}) {
-  const content = useMemo(() => {
-    if (children) {
-      return children
-    }
-
-    if (!errors?.length) {
-      return null
-    }
-
-    const uniqueErrors = [
-      ...new Map(errors.map((error) => [error?.message, error])).values(),
-    ]
-
-    if (uniqueErrors?.length == 1) {
-      return uniqueErrors[0]?.message
-    }
-
-    return (
-      <ul className="ml-4 flex list-disc flex-col gap-1">
-        {uniqueErrors.map(
-          (error, index) =>
-            error?.message && <li key={index}>{error.message}</li>
-        )}
-      </ul>
-    )
-  }, [children, errors])
-
-  if (!content) {
-    return null
-  }
-
-  return (
-    <div
-      role="alert"
-      data-slot="field-error"
-      className={cn("text-sm font-normal text-destructive", className)}
-      {...props}
-    >
-      {content}
-    </div>
-  )
-}
-
-export {
-  Field,
-  FieldLabel,
-  FieldDescription,
-  FieldError,
-  FieldGroup,
-  FieldLegend,
-  FieldSeparator,
-  FieldSet,
-  FieldContent,
-  FieldTitle,
-}
diff --git a/packages/ui/src/components/ui/hover-card.tsx b/packages/ui/src/components/ui/hover-card.tsx
deleted file mode 100644
index 9898fdda..00000000
--- a/packages/ui/src/components/ui/hover-card.tsx
+++ /dev/null
@@ -1,51 +0,0 @@
-"use client"
-
-import { PreviewCard as PreviewCardPrimitive } from "@base-ui/react/preview-card"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function HoverCard({ ...props }: PreviewCardPrimitive.Root.Props) {
-  return <PreviewCardPrimitive.Root data-slot="hover-card" {...props} />
-}
-
-function HoverCardTrigger({ ...props }: PreviewCardPrimitive.Trigger.Props) {
-  return (
-    <PreviewCardPrimitive.Trigger data-slot="hover-card-trigger" {...props} />
-  )
-}
-
-function HoverCardContent({
-  className,
-  side = "bottom",
-  sideOffset = 4,
-  align = "center",
-  alignOffset = 4,
-  ...props
-}: PreviewCardPrimitive.Popup.Props &
-  Pick<
-    PreviewCardPrimitive.Positioner.Props,
-    "align" | "alignOffset" | "side" | "sideOffset"
-  >) {
-  return (
-    <PreviewCardPrimitive.Portal data-slot="hover-card-portal">
-      <PreviewCardPrimitive.Positioner
-        align={align}
-        alignOffset={alignOffset}
-        side={side}
-        sideOffset={sideOffset}
-        className="isolate z-50"
-      >
-        <PreviewCardPrimitive.Popup
-          data-slot="hover-card-content"
-          className={cn(
-            "z-50 w-64 origin-(--transform-origin) rounded-lg bg-popover p-2.5 text-sm text-popover-foreground shadow-md ring-1 ring-foreground/10 outline-hidden duration-100 data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95",
-            className
-          )}
-          {...props}
-        />
-      </PreviewCardPrimitive.Positioner>
-    </PreviewCardPrimitive.Portal>
-  )
-}
-
-export { HoverCard, HoverCardTrigger, HoverCardContent }
diff --git a/packages/ui/src/components/ui/input-group.tsx b/packages/ui/src/components/ui/input-group.tsx
deleted file mode 100644
index 190cd754..00000000
--- a/packages/ui/src/components/ui/input-group.tsx
+++ /dev/null
@@ -1,158 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-import { Input } from "@multica/ui/components/ui/input"
-import { Textarea } from "@multica/ui/components/ui/textarea"
-
-function InputGroup({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="input-group"
-      role="group"
-      className={cn(
-        "group/input-group relative flex h-8 w-full min-w-0 items-center rounded-lg border border-input transition-colors outline-none in-data-[slot=combobox-content]:focus-within:border-inherit in-data-[slot=combobox-content]:focus-within:ring-0 has-disabled:bg-input/50 has-disabled:opacity-50 has-[[data-slot=input-group-control]:focus-visible]:border-ring has-[[data-slot=input-group-control]:focus-visible]:ring-3 has-[[data-slot=input-group-control]:focus-visible]:ring-ring/50 has-[[data-slot][aria-invalid=true]]:border-destructive has-[[data-slot][aria-invalid=true]]:ring-3 has-[[data-slot][aria-invalid=true]]:ring-destructive/20 has-[>[data-align=block-end]]:h-auto has-[>[data-align=block-end]]:flex-col has-[>[data-align=block-start]]:h-auto has-[>[data-align=block-start]]:flex-col has-[>textarea]:h-auto dark:bg-input/30 dark:has-disabled:bg-input/80 dark:has-[[data-slot][aria-invalid=true]]:ring-destructive/40 has-[>[data-align=block-end]]:[&>input]:pt-3 has-[>[data-align=block-start]]:[&>input]:pb-3 has-[>[data-align=inline-end]]:[&>input]:pr-1.5 has-[>[data-align=inline-start]]:[&>input]:pl-1.5",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-const inputGroupAddonVariants = cva(
-  "flex h-auto cursor-text items-center justify-center gap-2 py-1.5 text-sm font-medium text-muted-foreground select-none group-data-[disabled=true]/input-group:opacity-50 [&>kbd]:rounded-[calc(var(--radius)-5px)] [&>svg:not([class*='size-'])]:size-4",
-  {
-    variants: {
-      align: {
-        "inline-start":
-          "order-first pl-2 has-[>button]:ml-[-0.3rem] has-[>kbd]:ml-[-0.15rem]",
-        "inline-end":
-          "order-last pr-2 has-[>button]:mr-[-0.3rem] has-[>kbd]:mr-[-0.15rem]",
-        "block-start":
-          "order-first w-full justify-start px-2.5 pt-2 group-has-[>input]/input-group:pt-2 [.border-b]:pb-2",
-        "block-end":
-          "order-last w-full justify-start px-2.5 pb-2 group-has-[>input]/input-group:pb-2 [.border-t]:pt-2",
-      },
-    },
-    defaultVariants: {
-      align: "inline-start",
-    },
-  }
-)
-
-function InputGroupAddon({
-  className,
-  align = "inline-start",
-  ...props
-}: React.ComponentProps<"div"> & VariantProps<typeof inputGroupAddonVariants>) {
-  return (
-    <div
-      role="group"
-      data-slot="input-group-addon"
-      data-align={align}
-      className={cn(inputGroupAddonVariants({ align }), className)}
-      onClick={(e) => {
-        if ((e.target as HTMLElement).closest("button")) {
-          return
-        }
-        e.currentTarget.parentElement?.querySelector("input")?.focus()
-      }}
-      {...props}
-    />
-  )
-}
-
-const inputGroupButtonVariants = cva(
-  "flex items-center gap-2 text-sm shadow-none",
-  {
-    variants: {
-      size: {
-        xs: "h-6 gap-1 rounded-[calc(var(--radius)-3px)] px-1.5 [&>svg:not([class*='size-'])]:size-3.5",
-        sm: "",
-        "icon-xs":
-          "size-6 rounded-[calc(var(--radius)-3px)] p-0 has-[>svg]:p-0",
-        "icon-sm": "size-8 p-0 has-[>svg]:p-0",
-      },
-    },
-    defaultVariants: {
-      size: "xs",
-    },
-  }
-)
-
-function InputGroupButton({
-  className,
-  type = "button",
-  variant = "ghost",
-  size = "xs",
-  ...props
-}: Omit<React.ComponentProps<typeof Button>, "size" | "type"> &
-  VariantProps<typeof inputGroupButtonVariants> & {
-    type?: "button" | "submit" | "reset"
-  }) {
-  return (
-    <Button
-      type={type}
-      data-size={size}
-      variant={variant}
-      className={cn(inputGroupButtonVariants({ size }), className)}
-      {...props}
-    />
-  )
-}
-
-function InputGroupText({ className, ...props }: React.ComponentProps<"span">) {
-  return (
-    <span
-      className={cn(
-        "flex items-center gap-2 text-sm text-muted-foreground [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function InputGroupInput({
-  className,
-  ...props
-}: React.ComponentProps<"input">) {
-  return (
-    <Input
-      data-slot="input-group-control"
-      className={cn(
-        "flex-1 rounded-none border-0 bg-transparent shadow-none ring-0 focus-visible:ring-0 disabled:bg-transparent aria-invalid:ring-0 dark:bg-transparent dark:disabled:bg-transparent",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function InputGroupTextarea({
-  className,
-  ...props
-}: React.ComponentProps<"textarea">) {
-  return (
-    <Textarea
-      data-slot="input-group-control"
-      className={cn(
-        "flex-1 resize-none rounded-none border-0 bg-transparent py-2 shadow-none ring-0 focus-visible:ring-0 disabled:bg-transparent aria-invalid:ring-0 dark:bg-transparent dark:disabled:bg-transparent",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export {
-  InputGroup,
-  InputGroupAddon,
-  InputGroupButton,
-  InputGroupText,
-  InputGroupInput,
-  InputGroupTextarea,
-}
diff --git a/packages/ui/src/components/ui/input.tsx b/packages/ui/src/components/ui/input.tsx
deleted file mode 100644
index 2977912e..00000000
--- a/packages/ui/src/components/ui/input.tsx
+++ /dev/null
@@ -1,20 +0,0 @@
-import * as React from "react"
-import { Input as InputPrimitive } from "@base-ui/react/input"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Input({ className, type, ...props }: React.ComponentProps<"input">) {
-  return (
-    <InputPrimitive
-      type={type}
-      data-slot="input"
-      className={cn(
-        "h-8 w-full min-w-0 rounded-lg border border-input bg-transparent px-2.5 py-1 text-base transition-colors outline-none file:inline-flex file:h-6 file:border-0 file:bg-transparent file:text-sm file:font-medium file:text-foreground placeholder:text-muted-foreground focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 disabled:pointer-events-none disabled:cursor-not-allowed disabled:bg-input/50 disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 md:text-sm dark:bg-input/30 dark:disabled:bg-input/80 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export { Input }
diff --git a/packages/ui/src/components/ui/label.tsx b/packages/ui/src/components/ui/label.tsx
deleted file mode 100644
index 51e4da94..00000000
--- a/packages/ui/src/components/ui/label.tsx
+++ /dev/null
@@ -1,20 +0,0 @@
-"use client"
-
-import * as React from "react"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Label({ className, ...props }: React.ComponentProps<"label">) {
-  return (
-    <label
-      data-slot="label"
-      className={cn(
-        "flex items-center gap-2 text-sm leading-none font-medium select-none group-data-[disabled=true]:pointer-events-none group-data-[disabled=true]:opacity-50 peer-disabled:cursor-not-allowed peer-disabled:opacity-50",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export { Label }
diff --git a/packages/ui/src/components/ui/link.tsx b/packages/ui/src/components/ui/link.tsx
deleted file mode 100644
index 5d1c5b28..00000000
--- a/packages/ui/src/components/ui/link.tsx
+++ /dev/null
@@ -1,30 +0,0 @@
-import * as React from "react"
-import { cn } from "@multica/ui/lib/utils"
-
-interface LinkProps extends React.AnchorHTMLAttributes<HTMLAnchorElement> {
-  external?: boolean
-}
-
-const Link = React.forwardRef<HTMLAnchorElement, LinkProps>(
-  ({ className, external = true, children, ...props }, ref) => {
-    return (
-      <a
-        ref={ref}
-        className={cn(
-          "text-primary underline-offset-4 hover:underline cursor-pointer transition-colors",
-          className
-        )}
-        {...(external && {
-          target: "_blank",
-          rel: "noopener noreferrer",
-        })}
-        {...props}
-      >
-        {children}
-      </a>
-    )
-  }
-)
-Link.displayName = "Link"
-
-export { Link }
diff --git a/packages/ui/src/components/ui/loading.tsx b/packages/ui/src/components/ui/loading.tsx
deleted file mode 100644
index 8243b197..00000000
--- a/packages/ui/src/components/ui/loading.tsx
+++ /dev/null
@@ -1,54 +0,0 @@
-import { cn } from "@multica/ui/lib/utils"
-
-const BAR_COUNT = 8
-const DURATION = 1.2
-
-const bars = Array.from({ length: BAR_COUNT }, (_, i) => ({
-  rotate: `${i * 45}deg`,
-  delay: `${-DURATION + (i * DURATION) / BAR_COUNT}s`,
-}))
-
-/**
- * Loading — Apple-style radiating-line spinner for **passive waiting** states.
- *
- * Use when the user is waiting for content to arrive (page init, data fetching).
- * For active processing / execution states, use `<Spinner />` instead.
- *
- * Inherits color from `currentColor` (use Tailwind `text-*`).
- * Scales with font-size (use Tailwind `text-*` for size).
- */
-function Loading({ className, ...props }: React.ComponentProps<"span">) {
-  return (
-    <span
-      className={cn("text-muted-foreground", className)}
-      role="status"
-      aria-label="Loading"
-      style={{ display: "inline-block", position: "relative", width: "1em", height: "1em" }}
-      {...props}
-    >
-      {bars.map((bar, i) => (
-        <span
-          key={i}
-          style={{
-            position: "absolute",
-            left: "calc(50% - 0.04em)",
-            top: "0.1em",
-            width: "0.08em",
-            height: "0.24em",
-            borderRadius: "1em",
-            backgroundColor: "currentColor",
-            transformOrigin: "50% 0.4em",
-            transform: `rotate(${bar.rotate})`,
-            animation: `loading-fade ${DURATION}s linear infinite`,
-            animationDelay: bar.delay,
-          }}
-        />
-      ))}
-
-      {/* keyframes injected once via <style> — React deduplicates identical tags */}
-      <style>{`@keyframes loading-fade{0%{opacity:1}100%{opacity:.15}}`}</style>
-    </span>
-  )
-}
-
-export { Loading }
diff --git a/packages/ui/src/components/ui/popover.tsx b/packages/ui/src/components/ui/popover.tsx
deleted file mode 100644
index 95112d15..00000000
--- a/packages/ui/src/components/ui/popover.tsx
+++ /dev/null
@@ -1,90 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Popover as PopoverPrimitive } from "@base-ui/react/popover"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Popover({ ...props }: PopoverPrimitive.Root.Props) {
-  return <PopoverPrimitive.Root data-slot="popover" {...props} />
-}
-
-function PopoverTrigger({ ...props }: PopoverPrimitive.Trigger.Props) {
-  return <PopoverPrimitive.Trigger data-slot="popover-trigger" {...props} />
-}
-
-function PopoverContent({
-  className,
-  align = "center",
-  alignOffset = 0,
-  side = "bottom",
-  sideOffset = 4,
-  ...props
-}: PopoverPrimitive.Popup.Props &
-  Pick<
-    PopoverPrimitive.Positioner.Props,
-    "align" | "alignOffset" | "side" | "sideOffset"
-  >) {
-  return (
-    <PopoverPrimitive.Portal>
-      <PopoverPrimitive.Positioner
-        align={align}
-        alignOffset={alignOffset}
-        side={side}
-        sideOffset={sideOffset}
-        className="isolate z-50"
-      >
-        <PopoverPrimitive.Popup
-          data-slot="popover-content"
-          className={cn(
-            "z-50 flex w-72 origin-(--transform-origin) flex-col gap-2.5 rounded-lg bg-popover p-2.5 text-sm text-popover-foreground shadow-md ring-1 ring-foreground/10 outline-hidden duration-100 data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95",
-            className
-          )}
-          {...props}
-        />
-      </PopoverPrimitive.Positioner>
-    </PopoverPrimitive.Portal>
-  )
-}
-
-function PopoverHeader({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="popover-header"
-      className={cn("flex flex-col gap-0.5 text-sm", className)}
-      {...props}
-    />
-  )
-}
-
-function PopoverTitle({ className, ...props }: PopoverPrimitive.Title.Props) {
-  return (
-    <PopoverPrimitive.Title
-      data-slot="popover-title"
-      className={cn("font-heading font-medium", className)}
-      {...props}
-    />
-  )
-}
-
-function PopoverDescription({
-  className,
-  ...props
-}: PopoverPrimitive.Description.Props) {
-  return (
-    <PopoverPrimitive.Description
-      data-slot="popover-description"
-      className={cn("text-muted-foreground", className)}
-      {...props}
-    />
-  )
-}
-
-export {
-  Popover,
-  PopoverContent,
-  PopoverDescription,
-  PopoverHeader,
-  PopoverTitle,
-  PopoverTrigger,
-}
diff --git a/packages/ui/src/components/ui/select.tsx b/packages/ui/src/components/ui/select.tsx
deleted file mode 100644
index ef280769..00000000
--- a/packages/ui/src/components/ui/select.tsx
+++ /dev/null
@@ -1,204 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Select as SelectPrimitive } from "@base-ui/react/select"
-
-import { cn } from "@multica/ui/lib/utils"
-import { ChevronDownIcon, CheckIcon, ChevronUpIcon } from "lucide-react"
-
-const Select = SelectPrimitive.Root
-
-function SelectGroup({ className, ...props }: SelectPrimitive.Group.Props) {
-  return (
-    <SelectPrimitive.Group
-      data-slot="select-group"
-      className={cn("scroll-my-1 p-1", className)}
-      {...props}
-    />
-  )
-}
-
-function SelectValue({ className, ...props }: SelectPrimitive.Value.Props) {
-  return (
-    <SelectPrimitive.Value
-      data-slot="select-value"
-      className={cn("flex flex-1 text-left", className)}
-      {...props}
-    />
-  )
-}
-
-function SelectTrigger({
-  className,
-  size = "default",
-  children,
-  ...props
-}: SelectPrimitive.Trigger.Props & {
-  size?: "sm" | "default"
-}) {
-  return (
-    <SelectPrimitive.Trigger
-      data-slot="select-trigger"
-      data-size={size}
-      className={cn(
-        "flex w-fit items-center justify-between gap-1.5 rounded-lg border border-input bg-transparent py-2 pr-2 pl-2.5 text-sm whitespace-nowrap transition-colors outline-none select-none focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 data-placeholder:text-muted-foreground data-[size=default]:h-8 data-[size=sm]:h-7 data-[size=sm]:rounded-[min(var(--radius-md),10px)] *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-1.5 dark:bg-input/30 dark:hover:bg-input/50 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      {children}
-      <SelectPrimitive.Icon
-        render={
-          <ChevronDownIcon className="pointer-events-none size-4 text-muted-foreground" />
-        }
-      />
-    </SelectPrimitive.Trigger>
-  )
-}
-
-function SelectContent({
-  className,
-  children,
-  side = "bottom",
-  sideOffset = 4,
-  align = "center",
-  alignOffset = 0,
-  alignItemWithTrigger = true,
-  ...props
-}: SelectPrimitive.Popup.Props &
-  Pick<
-    SelectPrimitive.Positioner.Props,
-    "align" | "alignOffset" | "side" | "sideOffset" | "alignItemWithTrigger"
-  >) {
-  return (
-    <SelectPrimitive.Portal>
-      <SelectPrimitive.Positioner
-        side={side}
-        sideOffset={sideOffset}
-        align={align}
-        alignOffset={alignOffset}
-        alignItemWithTrigger={alignItemWithTrigger}
-        className="isolate z-50"
-      >
-        <SelectPrimitive.Popup
-          data-slot="select-content"
-          data-align-trigger={alignItemWithTrigger}
-          className={cn(
-                                            "dark isolate z-50 max-h-(--available-height) w-(--anchor-width) min-w-36 origin-(--transform-origin) overflow-x-hidden overflow-y-auto rounded-lg text-popover-foreground shadow-md ring-1 ring-foreground/10 duration-100 data-[align-trigger=true]:animate-none data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95 animate-none! relative bg-popover/70 before:pointer-events-none before:absolute before:inset-0 before:-z-1 before:rounded-[inherit] before:backdrop-blur-2xl before:backdrop-saturate-150 **:data-[slot$=-item]:focus:bg-foreground/10 **:data-[slot$=-item]:data-highlighted:bg-foreground/10 **:data-[slot$=-separator]:bg-foreground/5 **:data-[slot$=-trigger]:focus:bg-foreground/10 **:data-[slot$=-trigger]:aria-expanded:bg-foreground/10! **:data-[variant=destructive]:focus:bg-foreground/10! **:data-[variant=destructive]:text-accent-foreground! **:data-[variant=destructive]:**:text-accent-foreground!",
-                                            className
-                                          )}
-          {...props}
-        >
-          <SelectScrollUpButton />
-          <SelectPrimitive.List>{children}</SelectPrimitive.List>
-          <SelectScrollDownButton />
-        </SelectPrimitive.Popup>
-      </SelectPrimitive.Positioner>
-    </SelectPrimitive.Portal>
-  )
-}
-
-function SelectLabel({
-  className,
-  ...props
-}: SelectPrimitive.GroupLabel.Props) {
-  return (
-    <SelectPrimitive.GroupLabel
-      data-slot="select-label"
-      className={cn("px-1.5 py-1 text-xs text-muted-foreground", className)}
-      {...props}
-    />
-  )
-}
-
-function SelectItem({
-  className,
-  children,
-  ...props
-}: SelectPrimitive.Item.Props) {
-  return (
-    <SelectPrimitive.Item
-      data-slot="select-item"
-      className={cn(
-        "relative flex w-full cursor-default items-center gap-1.5 rounded-md py-1 pr-8 pl-1.5 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground not-data-[variant=destructive]:focus:**:text-accent-foreground data-disabled:pointer-events-none data-disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 *:[span]:last:flex *:[span]:last:items-center *:[span]:last:gap-2",
-        className
-      )}
-      {...props}
-    >
-      <SelectPrimitive.ItemText className="flex flex-1 shrink-0 gap-2 whitespace-nowrap">
-        {children}
-      </SelectPrimitive.ItemText>
-      <SelectPrimitive.ItemIndicator
-        render={
-          <span className="pointer-events-none absolute right-2 flex size-4 items-center justify-center" />
-        }
-      >
-        <CheckIcon className="pointer-events-none" />
-      </SelectPrimitive.ItemIndicator>
-    </SelectPrimitive.Item>
-  )
-}
-
-function SelectSeparator({
-  className,
-  ...props
-}: SelectPrimitive.Separator.Props) {
-  return (
-    <SelectPrimitive.Separator
-      data-slot="select-separator"
-      className={cn("pointer-events-none -mx-1 my-1 h-px bg-border", className)}
-      {...props}
-    />
-  )
-}
-
-function SelectScrollUpButton({
-  className,
-  ...props
-}: React.ComponentProps<typeof SelectPrimitive.ScrollUpArrow>) {
-  return (
-    <SelectPrimitive.ScrollUpArrow
-      data-slot="select-scroll-up-button"
-      className={cn(
-        "top-0 z-10 flex w-full cursor-default items-center justify-center bg-popover py-1 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      <ChevronUpIcon
-      />
-    </SelectPrimitive.ScrollUpArrow>
-  )
-}
-
-function SelectScrollDownButton({
-  className,
-  ...props
-}: React.ComponentProps<typeof SelectPrimitive.ScrollDownArrow>) {
-  return (
-    <SelectPrimitive.ScrollDownArrow
-      data-slot="select-scroll-down-button"
-      className={cn(
-        "bottom-0 z-10 flex w-full cursor-default items-center justify-center bg-popover py-1 [&_svg:not([class*='size-'])]:size-4",
-        className
-      )}
-      {...props}
-    >
-      <ChevronDownIcon
-      />
-    </SelectPrimitive.ScrollDownArrow>
-  )
-}
-
-export {
-  Select,
-  SelectContent,
-  SelectGroup,
-  SelectItem,
-  SelectLabel,
-  SelectScrollDownButton,
-  SelectScrollUpButton,
-  SelectSeparator,
-  SelectTrigger,
-  SelectValue,
-}
diff --git a/packages/ui/src/components/ui/separator.tsx b/packages/ui/src/components/ui/separator.tsx
deleted file mode 100644
index 790bb9be..00000000
--- a/packages/ui/src/components/ui/separator.tsx
+++ /dev/null
@@ -1,25 +0,0 @@
-"use client"
-
-import { Separator as SeparatorPrimitive } from "@base-ui/react/separator"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Separator({
-  className,
-  orientation = "horizontal",
-  ...props
-}: SeparatorPrimitive.Props) {
-  return (
-    <SeparatorPrimitive
-      data-slot="separator"
-      orientation={orientation}
-      className={cn(
-        "shrink-0 bg-border data-horizontal:h-px data-horizontal:w-full data-vertical:w-px data-vertical:self-stretch",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export { Separator }
diff --git a/packages/ui/src/components/ui/sheet.tsx b/packages/ui/src/components/ui/sheet.tsx
deleted file mode 100644
index b1076297..00000000
--- a/packages/ui/src/components/ui/sheet.tsx
+++ /dev/null
@@ -1,138 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { Dialog as SheetPrimitive } from "@base-ui/react/dialog"
-
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-import { XIcon } from "lucide-react"
-
-function Sheet({ ...props }: SheetPrimitive.Root.Props) {
-  return <SheetPrimitive.Root data-slot="sheet" {...props} />
-}
-
-function SheetTrigger({ ...props }: SheetPrimitive.Trigger.Props) {
-  return <SheetPrimitive.Trigger data-slot="sheet-trigger" {...props} />
-}
-
-function SheetClose({ ...props }: SheetPrimitive.Close.Props) {
-  return <SheetPrimitive.Close data-slot="sheet-close" {...props} />
-}
-
-function SheetPortal({ ...props }: SheetPrimitive.Portal.Props) {
-  return <SheetPrimitive.Portal data-slot="sheet-portal" {...props} />
-}
-
-function SheetOverlay({ className, ...props }: SheetPrimitive.Backdrop.Props) {
-  return (
-    <SheetPrimitive.Backdrop
-      data-slot="sheet-overlay"
-      className={cn(
-        "fixed inset-0 z-50 bg-black/10 transition-opacity duration-150 data-ending-style:opacity-0 data-starting-style:opacity-0 supports-backdrop-filter:backdrop-blur-xs",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SheetContent({
-  className,
-  children,
-  side = "right",
-  showCloseButton = true,
-  ...props
-}: SheetPrimitive.Popup.Props & {
-  side?: "top" | "right" | "bottom" | "left"
-  showCloseButton?: boolean
-}) {
-  return (
-    <SheetPortal>
-      <SheetOverlay />
-      <SheetPrimitive.Popup
-        data-slot="sheet-content"
-        data-side={side}
-        className={cn(
-          "fixed z-50 flex flex-col gap-4 bg-popover bg-clip-padding text-sm text-popover-foreground shadow-lg transition duration-200 ease-in-out data-ending-style:opacity-0 data-starting-style:opacity-0 data-[side=bottom]:inset-x-0 data-[side=bottom]:bottom-0 data-[side=bottom]:h-auto data-[side=bottom]:border-t data-[side=bottom]:data-ending-style:translate-y-[2.5rem] data-[side=bottom]:data-starting-style:translate-y-[2.5rem] data-[side=left]:inset-y-0 data-[side=left]:left-0 data-[side=left]:h-full data-[side=left]:w-3/4 data-[side=left]:border-r data-[side=left]:data-ending-style:translate-x-[-2.5rem] data-[side=left]:data-starting-style:translate-x-[-2.5rem] data-[side=right]:inset-y-0 data-[side=right]:right-0 data-[side=right]:h-full data-[side=right]:w-3/4 data-[side=right]:border-l data-[side=right]:data-ending-style:translate-x-[2.5rem] data-[side=right]:data-starting-style:translate-x-[2.5rem] data-[side=top]:inset-x-0 data-[side=top]:top-0 data-[side=top]:h-auto data-[side=top]:border-b data-[side=top]:data-ending-style:translate-y-[-2.5rem] data-[side=top]:data-starting-style:translate-y-[-2.5rem] data-[side=left]:sm:max-w-sm data-[side=right]:sm:max-w-sm",
-          className
-        )}
-        {...props}
-      >
-        {children}
-        {showCloseButton && (
-          <SheetPrimitive.Close
-            data-slot="sheet-close"
-            render={
-              <Button
-                variant="ghost"
-                className="absolute top-3 right-3"
-                size="icon-sm"
-              />
-            }
-          >
-            <XIcon
-            />
-            <span className="sr-only">Close</span>
-          </SheetPrimitive.Close>
-        )}
-      </SheetPrimitive.Popup>
-    </SheetPortal>
-  )
-}
-
-function SheetHeader({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sheet-header"
-      className={cn("flex flex-col gap-0.5 p-4", className)}
-      {...props}
-    />
-  )
-}
-
-function SheetFooter({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sheet-footer"
-      className={cn("mt-auto flex flex-col gap-2 p-4", className)}
-      {...props}
-    />
-  )
-}
-
-function SheetTitle({ className, ...props }: SheetPrimitive.Title.Props) {
-  return (
-    <SheetPrimitive.Title
-      data-slot="sheet-title"
-      className={cn(
-        "font-heading text-base font-medium text-foreground",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SheetDescription({
-  className,
-  ...props
-}: SheetPrimitive.Description.Props) {
-  return (
-    <SheetPrimitive.Description
-      data-slot="sheet-description"
-      className={cn("text-sm text-muted-foreground", className)}
-      {...props}
-    />
-  )
-}
-
-export {
-  Sheet,
-  SheetTrigger,
-  SheetClose,
-  SheetContent,
-  SheetHeader,
-  SheetFooter,
-  SheetTitle,
-  SheetDescription,
-}
diff --git a/packages/ui/src/components/ui/sidebar.tsx b/packages/ui/src/components/ui/sidebar.tsx
deleted file mode 100644
index 7a7028b1..00000000
--- a/packages/ui/src/components/ui/sidebar.tsx
+++ /dev/null
@@ -1,723 +0,0 @@
-"use client"
-
-import * as React from "react"
-import { mergeProps } from "@base-ui/react/merge-props"
-import { useRender } from "@base-ui/react/use-render"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { useIsMobile } from "@multica/ui/hooks/use-mobile"
-import { cn } from "@multica/ui/lib/utils"
-import { Button } from "@multica/ui/components/ui/button"
-import { Input } from "@multica/ui/components/ui/input"
-import { Separator } from "@multica/ui/components/ui/separator"
-import {
-  Sheet,
-  SheetContent,
-  SheetDescription,
-  SheetHeader,
-  SheetTitle,
-} from "@multica/ui/components/ui/sheet"
-import { Skeleton } from "@multica/ui/components/ui/skeleton"
-import {
-  Tooltip,
-  TooltipContent,
-  TooltipTrigger,
-} from "@multica/ui/components/ui/tooltip"
-import { PanelLeftIcon } from "lucide-react"
-
-const SIDEBAR_COOKIE_NAME = "sidebar_state"
-const SIDEBAR_COOKIE_MAX_AGE = 60 * 60 * 24 * 7
-const SIDEBAR_WIDTH = "16rem"
-const SIDEBAR_WIDTH_MOBILE = "18rem"
-const SIDEBAR_WIDTH_ICON = "3rem"
-const SIDEBAR_KEYBOARD_SHORTCUT = "b"
-
-type SidebarContextProps = {
-  state: "expanded" | "collapsed"
-  open: boolean
-  setOpen: (open: boolean) => void
-  openMobile: boolean
-  setOpenMobile: (open: boolean) => void
-  isMobile: boolean
-  toggleSidebar: () => void
-}
-
-const SidebarContext = React.createContext<SidebarContextProps | null>(null)
-
-function useSidebar() {
-  const context = React.useContext(SidebarContext)
-  if (!context) {
-    throw new Error("useSidebar must be used within a SidebarProvider.")
-  }
-
-  return context
-}
-
-function SidebarProvider({
-  defaultOpen = true,
-  open: openProp,
-  onOpenChange: setOpenProp,
-  className,
-  style,
-  children,
-  ...props
-}: React.ComponentProps<"div"> & {
-  defaultOpen?: boolean
-  open?: boolean
-  onOpenChange?: (open: boolean) => void
-}) {
-  const isMobile = useIsMobile()
-  const [openMobile, setOpenMobile] = React.useState(false)
-
-  // This is the internal state of the sidebar.
-  // We use openProp and setOpenProp for control from outside the component.
-  const [_open, _setOpen] = React.useState(defaultOpen)
-  const open = openProp ?? _open
-  const setOpen = React.useCallback(
-    (value: boolean | ((value: boolean) => boolean)) => {
-      const openState = typeof value === "function" ? value(open) : value
-      if (setOpenProp) {
-        setOpenProp(openState)
-      } else {
-        _setOpen(openState)
-      }
-
-      // This sets the cookie to keep the sidebar state.
-      document.cookie = `${SIDEBAR_COOKIE_NAME}=${openState}; path=/; max-age=${SIDEBAR_COOKIE_MAX_AGE}`
-    },
-    [setOpenProp, open]
-  )
-
-  // Helper to toggle the sidebar.
-  const toggleSidebar = React.useCallback(() => {
-    return isMobile ? setOpenMobile((open) => !open) : setOpen((open) => !open)
-  }, [isMobile, setOpen, setOpenMobile])
-
-  // Adds a keyboard shortcut to toggle the sidebar.
-  React.useEffect(() => {
-    const handleKeyDown = (event: KeyboardEvent) => {
-      if (
-        event.key === SIDEBAR_KEYBOARD_SHORTCUT &&
-        (event.metaKey || event.ctrlKey)
-      ) {
-        event.preventDefault()
-        toggleSidebar()
-      }
-    }
-
-    window.addEventListener("keydown", handleKeyDown)
-    return () => window.removeEventListener("keydown", handleKeyDown)
-  }, [toggleSidebar])
-
-  // We add a state so that we can do data-state="expanded" or "collapsed".
-  // This makes it easier to style the sidebar with Tailwind classes.
-  const state = open ? "expanded" : "collapsed"
-
-  const contextValue = React.useMemo<SidebarContextProps>(
-    () => ({
-      state,
-      open,
-      setOpen,
-      isMobile,
-      openMobile,
-      setOpenMobile,
-      toggleSidebar,
-    }),
-    [state, open, setOpen, isMobile, openMobile, setOpenMobile, toggleSidebar]
-  )
-
-  return (
-    <SidebarContext.Provider value={contextValue}>
-      <div
-        data-slot="sidebar-wrapper"
-        style={
-          {
-            "--sidebar-width": SIDEBAR_WIDTH,
-            "--sidebar-width-icon": SIDEBAR_WIDTH_ICON,
-            ...style,
-          } as React.CSSProperties
-        }
-        className={cn(
-          "group/sidebar-wrapper flex min-h-svh w-full has-data-[variant=inset]:bg-sidebar",
-          className
-        )}
-        {...props}
-      >
-        {children}
-      </div>
-    </SidebarContext.Provider>
-  )
-}
-
-function Sidebar({
-  side = "left",
-  variant = "sidebar",
-  collapsible = "offcanvas",
-  className,
-  children,
-  dir,
-  ...props
-}: React.ComponentProps<"div"> & {
-  side?: "left" | "right"
-  variant?: "sidebar" | "floating" | "inset"
-  collapsible?: "offcanvas" | "icon" | "none"
-}) {
-  const { isMobile, state, openMobile, setOpenMobile } = useSidebar()
-
-  if (collapsible === "none") {
-    return (
-      <div
-        data-slot="sidebar"
-        className={cn(
-          "flex h-full w-(--sidebar-width) flex-col bg-sidebar text-sidebar-foreground",
-          className
-        )}
-        {...props}
-      >
-        {children}
-      </div>
-    )
-  }
-
-  if (isMobile) {
-    return (
-      <Sheet open={openMobile} onOpenChange={setOpenMobile} {...props}>
-        <SheetContent
-          dir={dir}
-          data-sidebar="sidebar"
-          data-slot="sidebar"
-          data-mobile="true"
-          className="w-(--sidebar-width) bg-sidebar p-0 text-sidebar-foreground [&>button]:hidden"
-          style={
-            {
-              "--sidebar-width": SIDEBAR_WIDTH_MOBILE,
-            } as React.CSSProperties
-          }
-          side={side}
-        >
-          <SheetHeader className="sr-only">
-            <SheetTitle>Sidebar</SheetTitle>
-            <SheetDescription>Displays the mobile sidebar.</SheetDescription>
-          </SheetHeader>
-          <div className="flex h-full w-full flex-col">{children}</div>
-        </SheetContent>
-      </Sheet>
-    )
-  }
-
-  return (
-    <div
-      className="group peer hidden text-sidebar-foreground md:block"
-      data-state={state}
-      data-collapsible={state === "collapsed" ? collapsible : ""}
-      data-variant={variant}
-      data-side={side}
-      data-slot="sidebar"
-    >
-      {/* This is what handles the sidebar gap on desktop */}
-      <div
-        data-slot="sidebar-gap"
-        className={cn(
-          "relative w-(--sidebar-width) bg-transparent transition-[width] duration-200 ease-linear",
-          "group-data-[collapsible=offcanvas]:w-0",
-          "group-data-[side=right]:rotate-180",
-          variant === "floating" || variant === "inset"
-            ? "group-data-[collapsible=icon]:w-[calc(var(--sidebar-width-icon)+(--spacing(4)))]"
-            : "group-data-[collapsible=icon]:w-(--sidebar-width-icon)"
-        )}
-      />
-      <div
-        data-slot="sidebar-container"
-        data-side={side}
-        className={cn(
-          "fixed inset-y-0 z-10 hidden h-svh w-(--sidebar-width) transition-[left,right,width] duration-200 ease-linear data-[side=left]:left-0 data-[side=left]:group-data-[collapsible=offcanvas]:left-[calc(var(--sidebar-width)*-1)] data-[side=right]:right-0 data-[side=right]:group-data-[collapsible=offcanvas]:right-[calc(var(--sidebar-width)*-1)] md:flex",
-          // Adjust the padding for floating and inset variants.
-          variant === "floating" || variant === "inset"
-            ? "p-2 group-data-[collapsible=icon]:w-[calc(var(--sidebar-width-icon)+(--spacing(4))+2px)]"
-            : "group-data-[collapsible=icon]:w-(--sidebar-width-icon) group-data-[side=left]:border-r group-data-[side=right]:border-l",
-          className
-        )}
-        {...props}
-      >
-        <div
-          data-sidebar="sidebar"
-          data-slot="sidebar-inner"
-          className="flex size-full flex-col bg-sidebar group-data-[variant=floating]:rounded-lg group-data-[variant=floating]:shadow-sm group-data-[variant=floating]:ring-1 group-data-[variant=floating]:ring-sidebar-border"
-        >
-          {children}
-        </div>
-      </div>
-    </div>
-  )
-}
-
-function SidebarTrigger({
-  className,
-  onClick,
-  ...props
-}: React.ComponentProps<typeof Button>) {
-  const { toggleSidebar } = useSidebar()
-
-  return (
-    <Button
-      data-sidebar="trigger"
-      data-slot="sidebar-trigger"
-      variant="ghost"
-      size="icon-sm"
-      className={cn(className)}
-      onClick={(event) => {
-        onClick?.(event)
-        toggleSidebar()
-      }}
-      {...props}
-    >
-      <PanelLeftIcon />
-      <span className="sr-only">Toggle Sidebar</span>
-    </Button>
-  )
-}
-
-function SidebarRail({ className, ...props }: React.ComponentProps<"button">) {
-  const { toggleSidebar } = useSidebar()
-
-  return (
-    <button
-      data-sidebar="rail"
-      data-slot="sidebar-rail"
-      aria-label="Toggle Sidebar"
-      tabIndex={-1}
-      onClick={toggleSidebar}
-      title="Toggle Sidebar"
-      className={cn(
-        "absolute inset-y-0 z-20 hidden w-4 transition-all ease-linear group-data-[side=left]:-right-4 group-data-[side=right]:left-0 after:absolute after:inset-y-0 after:start-1/2 after:w-[2px] hover:after:bg-sidebar-border sm:flex ltr:-translate-x-1/2 rtl:-translate-x-1/2",
-        "in-data-[side=left]:cursor-w-resize in-data-[side=right]:cursor-e-resize",
-        "[[data-side=left][data-state=collapsed]_&]:cursor-e-resize [[data-side=right][data-state=collapsed]_&]:cursor-w-resize",
-        "group-data-[collapsible=offcanvas]:translate-x-0 group-data-[collapsible=offcanvas]:after:left-full hover:group-data-[collapsible=offcanvas]:bg-sidebar",
-        "[[data-side=left][data-collapsible=offcanvas]_&]:-right-2",
-        "[[data-side=right][data-collapsible=offcanvas]_&]:-left-2",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SidebarInset({ className, ...props }: React.ComponentProps<"main">) {
-  return (
-    <main
-      data-slot="sidebar-inset"
-      className={cn(
-        "relative flex w-full flex-1 flex-col bg-background md:peer-data-[variant=inset]:m-2 md:peer-data-[variant=inset]:ml-0 md:peer-data-[variant=inset]:rounded-xl md:peer-data-[variant=inset]:shadow-sm md:peer-data-[variant=inset]:peer-data-[state=collapsed]:ml-2",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SidebarInput({
-  className,
-  ...props
-}: React.ComponentProps<typeof Input>) {
-  return (
-    <Input
-      data-slot="sidebar-input"
-      data-sidebar="input"
-      className={cn("h-8 w-full bg-background shadow-none", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarHeader({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-header"
-      data-sidebar="header"
-      className={cn("flex flex-col gap-2 p-2", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarFooter({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-footer"
-      data-sidebar="footer"
-      className={cn("flex flex-col gap-2 p-2", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarSeparator({
-  className,
-  ...props
-}: React.ComponentProps<typeof Separator>) {
-  return (
-    <Separator
-      data-slot="sidebar-separator"
-      data-sidebar="separator"
-      className={cn("mx-2 w-auto bg-sidebar-border", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarContent({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-content"
-      data-sidebar="content"
-      className={cn(
-        "no-scrollbar flex min-h-0 flex-1 flex-col gap-0 overflow-auto group-data-[collapsible=icon]:overflow-hidden",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SidebarGroup({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-group"
-      data-sidebar="group"
-      className={cn("relative flex w-full min-w-0 flex-col p-2", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarGroupLabel({
-  className,
-  render,
-  ...props
-}: useRender.ComponentProps<"div"> & React.ComponentProps<"div">) {
-  return useRender({
-    defaultTagName: "div",
-    props: mergeProps<"div">(
-      {
-        className: cn(
-          "flex h-8 shrink-0 items-center rounded-md px-2 text-xs font-medium text-sidebar-foreground/70 ring-sidebar-ring outline-hidden transition-[margin,opacity] duration-200 ease-linear group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0 focus-visible:ring-2 [&>svg]:size-4 [&>svg]:shrink-0",
-          className
-        ),
-      },
-      props
-    ),
-    render,
-    state: {
-      slot: "sidebar-group-label",
-      sidebar: "group-label",
-    },
-  })
-}
-
-function SidebarGroupAction({
-  className,
-  render,
-  ...props
-}: useRender.ComponentProps<"button"> & React.ComponentProps<"button">) {
-  return useRender({
-    defaultTagName: "button",
-    props: mergeProps<"button">(
-      {
-        className: cn(
-          "absolute top-3.5 right-3 flex aspect-square w-5 items-center justify-center rounded-md p-0 text-sidebar-foreground ring-sidebar-ring outline-hidden transition-transform group-data-[collapsible=icon]:hidden after:absolute after:-inset-2 hover:bg-sidebar-accent hover:text-sidebar-accent-foreground focus-visible:ring-2 md:after:hidden [&>svg]:size-4 [&>svg]:shrink-0",
-          className
-        ),
-      },
-      props
-    ),
-    render,
-    state: {
-      slot: "sidebar-group-action",
-      sidebar: "group-action",
-    },
-  })
-}
-
-function SidebarGroupContent({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-group-content"
-      data-sidebar="group-content"
-      className={cn("w-full text-sm", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarMenu({ className, ...props }: React.ComponentProps<"ul">) {
-  return (
-    <ul
-      data-slot="sidebar-menu"
-      data-sidebar="menu"
-      className={cn("flex w-full min-w-0 flex-col gap-0", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarMenuItem({ className, ...props }: React.ComponentProps<"li">) {
-  return (
-    <li
-      data-slot="sidebar-menu-item"
-      data-sidebar="menu-item"
-      className={cn("group/menu-item relative", className)}
-      {...props}
-    />
-  )
-}
-
-const sidebarMenuButtonVariants = cva(
-  "peer/menu-button group/menu-button flex w-full items-center gap-2 overflow-hidden rounded-md p-2 text-left text-sm ring-sidebar-ring outline-hidden transition-[width,height,padding] group-has-data-[sidebar=menu-action]/menu-item:pr-8 group-data-[collapsible=icon]:size-8! group-data-[collapsible=icon]:p-2! hover:bg-sidebar-accent hover:text-sidebar-accent-foreground focus-visible:ring-2 active:bg-sidebar-accent active:text-sidebar-accent-foreground disabled:pointer-events-none disabled:opacity-50 aria-disabled:pointer-events-none aria-disabled:opacity-50 data-open:hover:bg-sidebar-accent data-open:hover:text-sidebar-accent-foreground data-active:bg-sidebar-accent data-active:font-medium data-active:text-sidebar-accent-foreground [&_svg]:size-4 [&_svg]:shrink-0 [&>span:last-child]:truncate",
-  {
-    variants: {
-      variant: {
-        default: "hover:bg-sidebar-accent hover:text-sidebar-accent-foreground",
-        outline:
-          "bg-background shadow-[0_0_0_1px_hsl(var(--sidebar-border))] hover:bg-sidebar-accent hover:text-sidebar-accent-foreground hover:shadow-[0_0_0_1px_hsl(var(--sidebar-accent))]",
-      },
-      size: {
-        default: "h-8 text-sm",
-        sm: "h-7 text-xs",
-        lg: "h-12 text-sm group-data-[collapsible=icon]:p-0!",
-      },
-    },
-    defaultVariants: {
-      variant: "default",
-      size: "default",
-    },
-  }
-)
-
-function SidebarMenuButton({
-  render,
-  isActive = false,
-  variant = "default",
-  size = "default",
-  tooltip,
-  className,
-  ...props
-}: useRender.ComponentProps<"button"> &
-  React.ComponentProps<"button"> & {
-    isActive?: boolean
-    tooltip?: string | React.ComponentProps<typeof TooltipContent>
-  } & VariantProps<typeof sidebarMenuButtonVariants>) {
-  const { isMobile, state } = useSidebar()
-  const comp = useRender({
-    defaultTagName: "button",
-    props: mergeProps<"button">(
-      {
-        className: cn(sidebarMenuButtonVariants({ variant, size }), className),
-      },
-      props
-    ),
-    render: !tooltip ? render : <TooltipTrigger render={render} />,
-    state: {
-      slot: "sidebar-menu-button",
-      sidebar: "menu-button",
-      size,
-      active: isActive,
-    },
-  })
-
-  if (!tooltip) {
-    return comp
-  }
-
-  if (typeof tooltip === "string") {
-    tooltip = {
-      children: tooltip,
-    }
-  }
-
-  return (
-    <Tooltip>
-      {comp}
-      <TooltipContent
-        side="right"
-        align="center"
-        hidden={state !== "collapsed" || isMobile}
-        {...tooltip}
-      />
-    </Tooltip>
-  )
-}
-
-function SidebarMenuAction({
-  className,
-  render,
-  showOnHover = false,
-  ...props
-}: useRender.ComponentProps<"button"> &
-  React.ComponentProps<"button"> & {
-    showOnHover?: boolean
-  }) {
-  return useRender({
-    defaultTagName: "button",
-    props: mergeProps<"button">(
-      {
-        className: cn(
-          "absolute top-1.5 right-1 flex aspect-square w-5 items-center justify-center rounded-md p-0 text-sidebar-foreground ring-sidebar-ring outline-hidden transition-transform group-data-[collapsible=icon]:hidden peer-hover/menu-button:text-sidebar-accent-foreground peer-data-[size=default]/menu-button:top-1.5 peer-data-[size=lg]/menu-button:top-2.5 peer-data-[size=sm]/menu-button:top-1 after:absolute after:-inset-2 hover:bg-sidebar-accent hover:text-sidebar-accent-foreground focus-visible:ring-2 md:after:hidden [&>svg]:size-4 [&>svg]:shrink-0",
-          showOnHover &&
-            "group-focus-within/menu-item:opacity-100 group-hover/menu-item:opacity-100 peer-data-active/menu-button:text-sidebar-accent-foreground aria-expanded:opacity-100 md:opacity-0",
-          className
-        ),
-      },
-      props
-    ),
-    render,
-    state: {
-      slot: "sidebar-menu-action",
-      sidebar: "menu-action",
-    },
-  })
-}
-
-function SidebarMenuBadge({
-  className,
-  ...props
-}: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="sidebar-menu-badge"
-      data-sidebar="menu-badge"
-      className={cn(
-        "pointer-events-none absolute right-1 flex h-5 min-w-5 items-center justify-center rounded-md px-1 text-xs font-medium text-sidebar-foreground tabular-nums select-none group-data-[collapsible=icon]:hidden peer-hover/menu-button:text-sidebar-accent-foreground peer-data-[size=default]/menu-button:top-1.5 peer-data-[size=lg]/menu-button:top-2.5 peer-data-[size=sm]/menu-button:top-1 peer-data-active/menu-button:text-sidebar-accent-foreground",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SidebarMenuSkeleton({
-  className,
-  showIcon = false,
-  ...props
-}: React.ComponentProps<"div"> & {
-  showIcon?: boolean
-}) {
-  // Random width between 50 to 90%.
-  const [width] = React.useState(() => {
-    return `${Math.floor(Math.random() * 40) + 50}%`
-  })
-
-  return (
-    <div
-      data-slot="sidebar-menu-skeleton"
-      data-sidebar="menu-skeleton"
-      className={cn("flex h-8 items-center gap-2 rounded-md px-2", className)}
-      {...props}
-    >
-      {showIcon && (
-        <Skeleton
-          className="size-4 rounded-md"
-          data-sidebar="menu-skeleton-icon"
-        />
-      )}
-      <Skeleton
-        className="h-4 max-w-(--skeleton-width) flex-1"
-        data-sidebar="menu-skeleton-text"
-        style={
-          {
-            "--skeleton-width": width,
-          } as React.CSSProperties
-        }
-      />
-    </div>
-  )
-}
-
-function SidebarMenuSub({ className, ...props }: React.ComponentProps<"ul">) {
-  return (
-    <ul
-      data-slot="sidebar-menu-sub"
-      data-sidebar="menu-sub"
-      className={cn(
-        "mx-3.5 flex min-w-0 translate-x-px flex-col gap-1 border-l border-sidebar-border px-2.5 py-0.5 group-data-[collapsible=icon]:hidden",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function SidebarMenuSubItem({
-  className,
-  ...props
-}: React.ComponentProps<"li">) {
-  return (
-    <li
-      data-slot="sidebar-menu-sub-item"
-      data-sidebar="menu-sub-item"
-      className={cn("group/menu-sub-item relative", className)}
-      {...props}
-    />
-  )
-}
-
-function SidebarMenuSubButton({
-  render,
-  size = "md",
-  isActive = false,
-  className,
-  ...props
-}: useRender.ComponentProps<"a"> &
-  React.ComponentProps<"a"> & {
-    size?: "sm" | "md"
-    isActive?: boolean
-  }) {
-  return useRender({
-    defaultTagName: "a",
-    props: mergeProps<"a">(
-      {
-        className: cn(
-          "flex h-7 min-w-0 -translate-x-px items-center gap-2 overflow-hidden rounded-md px-2 text-sidebar-foreground ring-sidebar-ring outline-hidden group-data-[collapsible=icon]:hidden hover:bg-sidebar-accent hover:text-sidebar-accent-foreground focus-visible:ring-2 active:bg-sidebar-accent active:text-sidebar-accent-foreground disabled:pointer-events-none disabled:opacity-50 aria-disabled:pointer-events-none aria-disabled:opacity-50 data-[size=md]:text-sm data-[size=sm]:text-xs data-active:bg-sidebar-accent data-active:text-sidebar-accent-foreground [&>span:last-child]:truncate [&>svg]:size-4 [&>svg]:shrink-0 [&>svg]:text-sidebar-accent-foreground",
-          className
-        ),
-      },
-      props
-    ),
-    render,
-    state: {
-      slot: "sidebar-menu-sub-button",
-      sidebar: "menu-sub-button",
-      size,
-      active: isActive,
-    },
-  })
-}
-
-export {
-  Sidebar,
-  SidebarContent,
-  SidebarFooter,
-  SidebarGroup,
-  SidebarGroupAction,
-  SidebarGroupContent,
-  SidebarGroupLabel,
-  SidebarHeader,
-  SidebarInput,
-  SidebarInset,
-  SidebarMenu,
-  SidebarMenuAction,
-  SidebarMenuBadge,
-  SidebarMenuButton,
-  SidebarMenuItem,
-  SidebarMenuSkeleton,
-  SidebarMenuSub,
-  SidebarMenuSubButton,
-  SidebarMenuSubItem,
-  SidebarProvider,
-  SidebarRail,
-  SidebarSeparator,
-  SidebarTrigger,
-  useSidebar,
-}
diff --git a/packages/ui/src/components/ui/skeleton.tsx b/packages/ui/src/components/ui/skeleton.tsx
deleted file mode 100644
index da90c642..00000000
--- a/packages/ui/src/components/ui/skeleton.tsx
+++ /dev/null
@@ -1,13 +0,0 @@
-import { cn } from "@multica/ui/lib/utils"
-
-function Skeleton({ className, ...props }: React.ComponentProps<"div">) {
-  return (
-    <div
-      data-slot="skeleton"
-      className={cn("animate-pulse rounded-md bg-muted", className)}
-      {...props}
-    />
-  )
-}
-
-export { Skeleton }
diff --git a/packages/ui/src/components/ui/sonner.tsx b/packages/ui/src/components/ui/sonner.tsx
deleted file mode 100644
index 9280ee52..00000000
--- a/packages/ui/src/components/ui/sonner.tsx
+++ /dev/null
@@ -1,49 +0,0 @@
-"use client"
-
-import { useTheme } from "next-themes"
-import { Toaster as Sonner, type ToasterProps } from "sonner"
-import { CircleCheckIcon, InfoIcon, TriangleAlertIcon, OctagonXIcon, Loader2Icon } from "lucide-react"
-
-const Toaster = ({ ...props }: ToasterProps) => {
-  const { theme = "system" } = useTheme()
-
-  return (
-    <Sonner
-      theme={theme as ToasterProps["theme"]}
-      className="toaster group"
-      icons={{
-        success: (
-          <CircleCheckIcon className="size-4" />
-        ),
-        info: (
-          <InfoIcon className="size-4" />
-        ),
-        warning: (
-          <TriangleAlertIcon className="size-4" />
-        ),
-        error: (
-          <OctagonXIcon className="size-4" />
-        ),
-        loading: (
-          <Loader2Icon className="size-4 animate-spin" />
-        ),
-      }}
-      style={
-        {
-          "--normal-bg": "var(--popover)",
-          "--normal-text": "var(--popover-foreground)",
-          "--normal-border": "var(--border)",
-          "--border-radius": "var(--radius)",
-        } as React.CSSProperties
-      }
-      toastOptions={{
-        classNames: {
-          toast: "cn-toast",
-        },
-      }}
-      {...props}
-    />
-  )
-}
-
-export { Toaster }
diff --git a/packages/ui/src/components/ui/switch.tsx b/packages/ui/src/components/ui/switch.tsx
deleted file mode 100644
index 75c5d426..00000000
--- a/packages/ui/src/components/ui/switch.tsx
+++ /dev/null
@@ -1,32 +0,0 @@
-"use client"
-
-import { Switch as SwitchPrimitive } from "@base-ui/react/switch"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Switch({
-  className,
-  size = "default",
-  ...props
-}: SwitchPrimitive.Root.Props & {
-  size?: "sm" | "default"
-}) {
-  return (
-    <SwitchPrimitive.Root
-      data-slot="switch"
-      data-size={size}
-      className={cn(
-        "peer group/switch relative inline-flex shrink-0 items-center rounded-full border border-transparent transition-all outline-none after:absolute after:-inset-x-3 after:-inset-y-2 focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 data-[size=default]:h-[18.4px] data-[size=default]:w-[32px] data-[size=sm]:h-[14px] data-[size=sm]:w-[24px] dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40 data-checked:bg-primary data-unchecked:bg-input dark:data-unchecked:bg-input/80 data-disabled:cursor-not-allowed data-disabled:opacity-50",
-        className
-      )}
-      {...props}
-    >
-      <SwitchPrimitive.Thumb
-        data-slot="switch-thumb"
-        className="pointer-events-none block rounded-full bg-background ring-0 transition-transform group-data-[size=default]/switch:size-4 group-data-[size=sm]/switch:size-3 group-data-[size=default]/switch:data-checked:translate-x-[calc(100%-2px)] group-data-[size=sm]/switch:data-checked:translate-x-[calc(100%-2px)] dark:data-checked:bg-primary-foreground group-data-[size=default]/switch:data-unchecked:translate-x-0 group-data-[size=sm]/switch:data-unchecked:translate-x-0 dark:data-unchecked:bg-foreground"
-      />
-    </SwitchPrimitive.Root>
-  )
-}
-
-export { Switch }
diff --git a/packages/ui/src/components/ui/tabs.tsx b/packages/ui/src/components/ui/tabs.tsx
deleted file mode 100644
index b2856216..00000000
--- a/packages/ui/src/components/ui/tabs.tsx
+++ /dev/null
@@ -1,82 +0,0 @@
-"use client"
-
-import { Tabs as TabsPrimitive } from "@base-ui/react/tabs"
-import { cva, type VariantProps } from "class-variance-authority"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Tabs({
-  className,
-  orientation = "horizontal",
-  ...props
-}: TabsPrimitive.Root.Props) {
-  return (
-    <TabsPrimitive.Root
-      data-slot="tabs"
-      data-orientation={orientation}
-      className={cn(
-        "group/tabs flex gap-2 data-horizontal:flex-col",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-const tabsListVariants = cva(
-  "group/tabs-list inline-flex w-fit items-center justify-center rounded-lg p-[3px] text-muted-foreground group-data-horizontal/tabs:h-8 group-data-vertical/tabs:h-fit group-data-vertical/tabs:flex-col data-[variant=line]:rounded-none",
-  {
-    variants: {
-      variant: {
-        default: "bg-muted",
-        line: "gap-1 bg-transparent",
-      },
-    },
-    defaultVariants: {
-      variant: "default",
-    },
-  }
-)
-
-function TabsList({
-  className,
-  variant = "default",
-  ...props
-}: TabsPrimitive.List.Props & VariantProps<typeof tabsListVariants>) {
-  return (
-    <TabsPrimitive.List
-      data-slot="tabs-list"
-      data-variant={variant}
-      className={cn(tabsListVariants({ variant }), className)}
-      {...props}
-    />
-  )
-}
-
-function TabsTrigger({ className, ...props }: TabsPrimitive.Tab.Props) {
-  return (
-    <TabsPrimitive.Tab
-      data-slot="tabs-trigger"
-      className={cn(
-        "relative inline-flex h-[calc(100%-1px)] flex-1 items-center justify-center gap-1.5 rounded-md border border-transparent px-1.5 py-0.5 text-sm font-medium whitespace-nowrap text-foreground/60 transition-all group-data-vertical/tabs:w-full group-data-vertical/tabs:justify-start hover:text-foreground focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 focus-visible:outline-1 focus-visible:outline-ring disabled:pointer-events-none disabled:opacity-50 aria-disabled:pointer-events-none aria-disabled:opacity-50 dark:text-muted-foreground dark:hover:text-foreground group-data-[variant=default]/tabs-list:data-active:shadow-sm group-data-[variant=line]/tabs-list:data-active:shadow-none [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
-        "group-data-[variant=line]/tabs-list:bg-transparent group-data-[variant=line]/tabs-list:data-active:bg-transparent dark:group-data-[variant=line]/tabs-list:data-active:border-transparent dark:group-data-[variant=line]/tabs-list:data-active:bg-transparent",
-        "data-active:bg-background data-active:text-foreground dark:data-active:border-input dark:data-active:bg-input/30 dark:data-active:text-foreground",
-        "after:absolute after:bg-foreground after:opacity-0 after:transition-opacity group-data-horizontal/tabs:after:inset-x-0 group-data-horizontal/tabs:after:bottom-[-5px] group-data-horizontal/tabs:after:h-0.5 group-data-vertical/tabs:after:inset-y-0 group-data-vertical/tabs:after:-right-1 group-data-vertical/tabs:after:w-0.5 group-data-[variant=line]/tabs-list:data-active:after:opacity-100",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-function TabsContent({ className, ...props }: TabsPrimitive.Panel.Props) {
-  return (
-    <TabsPrimitive.Panel
-      data-slot="tabs-content"
-      className={cn("flex-1 text-sm outline-none", className)}
-      {...props}
-    />
-  )
-}
-
-export { Tabs, TabsList, TabsTrigger, TabsContent, tabsListVariants }
diff --git a/packages/ui/src/components/ui/textarea.tsx b/packages/ui/src/components/ui/textarea.tsx
deleted file mode 100644
index 576be0a0..00000000
--- a/packages/ui/src/components/ui/textarea.tsx
+++ /dev/null
@@ -1,18 +0,0 @@
-import * as React from "react"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function Textarea({ className, ...props }: React.ComponentProps<"textarea">) {
-  return (
-    <textarea
-      data-slot="textarea"
-      className={cn(
-        "flex field-sizing-content min-h-16 w-full rounded-lg border border-input bg-transparent px-2.5 py-2 text-base transition-colors outline-none placeholder:text-muted-foreground focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:bg-input/50 disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-3 aria-invalid:ring-destructive/20 md:text-sm dark:bg-input/30 dark:disabled:bg-input/80 dark:aria-invalid:border-destructive/50 dark:aria-invalid:ring-destructive/40",
-        className
-      )}
-      {...props}
-    />
-  )
-}
-
-export { Textarea }
diff --git a/packages/ui/src/components/ui/tooltip.tsx b/packages/ui/src/components/ui/tooltip.tsx
deleted file mode 100644
index 588cb868..00000000
--- a/packages/ui/src/components/ui/tooltip.tsx
+++ /dev/null
@@ -1,66 +0,0 @@
-"use client"
-
-import { Tooltip as TooltipPrimitive } from "@base-ui/react/tooltip"
-
-import { cn } from "@multica/ui/lib/utils"
-
-function TooltipProvider({
-  delay = 0,
-  ...props
-}: TooltipPrimitive.Provider.Props) {
-  return (
-    <TooltipPrimitive.Provider
-      data-slot="tooltip-provider"
-      delay={delay}
-      {...props}
-    />
-  )
-}
-
-function Tooltip({ ...props }: TooltipPrimitive.Root.Props) {
-  return <TooltipPrimitive.Root data-slot="tooltip" {...props} />
-}
-
-function TooltipTrigger({ ...props }: TooltipPrimitive.Trigger.Props) {
-  return <TooltipPrimitive.Trigger data-slot="tooltip-trigger" {...props} />
-}
-
-function TooltipContent({
-  className,
-  side = "top",
-  sideOffset = 4,
-  align = "center",
-  alignOffset = 0,
-  children,
-  ...props
-}: TooltipPrimitive.Popup.Props &
-  Pick<
-    TooltipPrimitive.Positioner.Props,
-    "align" | "alignOffset" | "side" | "sideOffset"
-  >) {
-  return (
-    <TooltipPrimitive.Portal>
-      <TooltipPrimitive.Positioner
-        align={align}
-        alignOffset={alignOffset}
-        side={side}
-        sideOffset={sideOffset}
-        className="isolate z-50"
-      >
-        <TooltipPrimitive.Popup
-          data-slot="tooltip-content"
-          className={cn(
-            "z-50 inline-flex w-fit max-w-xs origin-(--transform-origin) items-center gap-1.5 rounded-md bg-foreground px-3 py-1.5 text-xs text-background has-data-[slot=kbd]:pr-1.5 data-[side=bottom]:slide-in-from-top-2 data-[side=inline-end]:slide-in-from-left-2 data-[side=inline-start]:slide-in-from-right-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 **:data-[slot=kbd]:relative **:data-[slot=kbd]:isolate **:data-[slot=kbd]:z-50 **:data-[slot=kbd]:rounded-sm data-[state=delayed-open]:animate-in data-[state=delayed-open]:fade-in-0 data-[state=delayed-open]:zoom-in-95 data-open:animate-in data-open:fade-in-0 data-open:zoom-in-95 data-closed:animate-out data-closed:fade-out-0 data-closed:zoom-out-95",
-            className
-          )}
-          {...props}
-        >
-          {children}
-          <TooltipPrimitive.Arrow className="z-50 size-2.5 translate-y-[calc(-50%-2px)] rotate-45 rounded-[2px] bg-foreground fill-foreground data-[side=bottom]:top-1 data-[side=inline-end]:top-1/2! data-[side=inline-end]:-left-1 data-[side=inline-end]:-translate-y-1/2 data-[side=inline-start]:top-1/2! data-[side=inline-start]:-right-1 data-[side=inline-start]:-translate-y-1/2 data-[side=left]:top-1/2! data-[side=left]:-right-1 data-[side=left]:-translate-y-1/2 data-[side=right]:top-1/2! data-[side=right]:-left-1 data-[side=right]:-translate-y-1/2 data-[side=top]:-bottom-2.5" />
-        </TooltipPrimitive.Popup>
-      </TooltipPrimitive.Positioner>
-    </TooltipPrimitive.Portal>
-  )
-}
-
-export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }
diff --git a/packages/ui/src/hooks/use-auto-scroll.ts b/packages/ui/src/hooks/use-auto-scroll.ts
deleted file mode 100644
index 8455722c..00000000
--- a/packages/ui/src/hooks/use-auto-scroll.ts
+++ /dev/null
@@ -1,73 +0,0 @@
-import { type RefObject, useEffect, useRef, useCallback } from "react"
-
-/**
- * Auto-scrolls a scroll container to the bottom when its inner content grows,
- * as long as the user hasn't scrolled up to read older content.
- *
- * Returns a `lockRef` that can be set to `true` to temporarily suppress
- * auto-scroll (e.g. during history prepend operations).
- */
-export function useAutoScroll(ref: RefObject<HTMLElement | null>) {
-  const stickRef = useRef(true)
-  const lockRef = useRef(false)
-
-  useEffect(() => {
-    const el = ref.current
-    if (!el) return
-
-    const scrollToBottom = () => {
-      el.scrollTo({ top: el.scrollHeight })
-    }
-
-    const onScroll = () => {
-      const { scrollTop, scrollHeight, clientHeight } = el
-      stickRef.current = scrollHeight - scrollTop - clientHeight < 50
-    }
-
-    const onContentChange = () => {
-      if (lockRef.current) return
-      if (stickRef.current) {
-        scrollToBottom()
-      }
-    }
-
-    // Watch child element resizes (content growth, image loads, streaming)
-    const ro = new ResizeObserver(onContentChange)
-    for (const child of el.children) {
-      ro.observe(child)
-    }
-
-    // Watch for added/removed child nodes (new messages rendered)
-    const mo = new MutationObserver((mutations) => {
-      // Also observe newly added elements
-      for (const mutation of mutations) {
-        for (const node of mutation.addedNodes) {
-          if (node instanceof Element) {
-            ro.observe(node)
-          }
-        }
-      }
-      onContentChange()
-    })
-    mo.observe(el, { childList: true, subtree: true })
-
-    el.addEventListener("scroll", onScroll, { passive: true })
-
-    // Initial scroll to bottom
-    scrollToBottom()
-
-    return () => {
-      el.removeEventListener("scroll", onScroll)
-      ro.disconnect()
-      mo.disconnect()
-    }
-  }, [ref])
-
-  /** Temporarily suppress auto-scroll during prepend operations */
-  const suppressAutoScroll = useCallback(() => {
-    lockRef.current = true
-    return () => { lockRef.current = false }
-  }, [])
-
-  return { suppressAutoScroll }
-}
diff --git a/packages/ui/src/hooks/use-mobile.ts b/packages/ui/src/hooks/use-mobile.ts
deleted file mode 100644
index 2b0fe1df..00000000
--- a/packages/ui/src/hooks/use-mobile.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import * as React from "react"
-
-const MOBILE_BREAKPOINT = 768
-
-export function useIsMobile() {
-  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)
-
-  React.useEffect(() => {
-    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
-    const onChange = () => {
-      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
-    }
-    mql.addEventListener("change", onChange)
-    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
-    return () => mql.removeEventListener("change", onChange)
-  }, [])
-
-  return !!isMobile
-}
diff --git a/packages/ui/src/hooks/use-scroll-fade.ts b/packages/ui/src/hooks/use-scroll-fade.ts
deleted file mode 100644
index 82709871..00000000
--- a/packages/ui/src/hooks/use-scroll-fade.ts
+++ /dev/null
@@ -1,68 +0,0 @@
-import { type RefObject, type CSSProperties, useEffect, useState, useCallback } from "react";
-
-/**
- * Returns a dynamic maskImage style based on scroll position.
- * - At top → fade bottom only
- * - At bottom → fade top only
- * - In middle → fade both
- * - No overflow → undefined (no mask)
- */
-export function useScrollFade(
-  ref: RefObject<HTMLElement | null>,
-  fadeSize = 32
-): CSSProperties | undefined {
-  const [fade, setFade] = useState<"none" | "top" | "bottom" | "both">("none");
-
-  const update = useCallback(() => {
-    const el = ref.current;
-    if (!el) return;
-
-    const { scrollTop, scrollHeight, clientHeight } = el;
-    const scrollable = scrollHeight - clientHeight;
-
-    if (scrollable <= 0) {
-      setFade("none");
-      return;
-    }
-
-    const atTop = scrollTop <= 1;
-    const atBottom = scrollTop >= scrollable - 1;
-
-    if (atTop && atBottom) setFade("none");
-    else if (atTop) setFade("bottom");
-    else if (atBottom) setFade("top");
-    else setFade("both");
-  }, [ref]);
-
-  useEffect(() => {
-    const el = ref.current;
-    if (!el) return;
-
-    const frame = requestAnimationFrame(update);
-
-    el.addEventListener("scroll", update, { passive: true });
-    const ro = new ResizeObserver(update);
-    ro.observe(el);
-
-    return () => {
-      cancelAnimationFrame(frame);
-      el.removeEventListener("scroll", update);
-      ro.disconnect();
-    };
-  }, [ref, update]);
-
-  if (fade === "none") return undefined;
-
-  const top = fade === "top" || fade === "both" ? `transparent 0%, black ${fadeSize}px` : "black 0%";
-  const bottom =
-    fade === "bottom" || fade === "both"
-      ? `black calc(100% - ${fadeSize}px), transparent 100%`
-      : "black 100%";
-
-  const gradient = `linear-gradient(to bottom, ${top}, ${bottom})`;
-
-  return {
-    maskImage: gradient,
-    WebkitMaskImage: gradient,
-  };
-}
diff --git a/packages/ui/src/lib/utils.ts b/packages/ui/src/lib/utils.ts
deleted file mode 100644
index bd0c391d..00000000
--- a/packages/ui/src/lib/utils.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import { clsx, type ClassValue } from "clsx"
-import { twMerge } from "tailwind-merge"
-
-export function cn(...inputs: ClassValue[]) {
-  return twMerge(clsx(inputs))
-}
diff --git a/packages/ui/src/styles/custom.css b/packages/ui/src/styles/custom.css
deleted file mode 100644
index 47a3e453..00000000
--- a/packages/ui/src/styles/custom.css
+++ /dev/null
@@ -1,131 +0,0 @@
-/**
- * Multica-specific design tokens and utilities.
- * Extends the base shadcn theme with project-level customizations.
- */
-
-@theme inline {
-  --font-mono: var(--font-mono);
-  --color-brand: var(--brand);
-  --color-brand-foreground: var(--brand-foreground);
-  --color-canvas: var(--canvas);
-  --color-success: var(--success);
-  --color-warning: var(--warning);
-  --color-info: var(--info);
-}
-
-:root {
-  --brand: oklch(0.55 0.16 255);
-  --brand-foreground: oklch(0.985 0 0);
-  --canvas: oklch(0.95 0.002 286);
-
-  /* Scrollbar */
-  --scrollbar-thumb: oklch(0.82 0.003 286);
-  --scrollbar-thumb-hover: oklch(0.705 0.015 286.067);
-  --scrollbar-track: transparent;
-
-  /* Tool execution states */
-  --tool-running: oklch(0.6 0.18 250);
-  --tool-success: oklch(0.72 0.12 145);
-  --tool-error: oklch(0.65 0.2 25);
-
-  /* Semantic status colors */
-  --success: oklch(0.55 0.16 145);
-  --warning: oklch(0.75 0.16 85);
-  --info: oklch(0.55 0.18 250);
-}
-
-.dark {
-  --brand: oklch(0.65 0.16 255);
-  --brand-foreground: oklch(0.985 0 0);
-  --canvas: oklch(0.2 0.005 286);
-
-  --scrollbar-thumb: oklch(1 0 0 / 15%);
-  --scrollbar-thumb-hover: oklch(1 0 0 / 30%);
-  --scrollbar-track: transparent;
-
-  --tool-running: oklch(0.65 0.2 250);
-  --tool-success: oklch(0.65 0.15 145);
-  --tool-error: oklch(0.7 0.2 22);
-
-  --success: oklch(0.65 0.15 145);
-  --warning: oklch(0.70 0.16 85);
-  --info: oklch(0.65 0.18 250);
-}
-
-/* Scrollbar styling */
-@layer base {
-  * {
-    scrollbar-width: thin;
-    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
-  }
-  *::-webkit-scrollbar {
-    width: 6px;
-    height: 6px;
-  }
-  *::-webkit-scrollbar-track {
-    background: var(--scrollbar-track);
-  }
-  *::-webkit-scrollbar-thumb {
-    background: var(--scrollbar-thumb);
-    border-radius: 3px;
-  }
-  *::-webkit-scrollbar-thumb:hover {
-    background: var(--scrollbar-thumb-hover);
-  }
-}
-
-/* Shiki dual themes: CSS-only light/dark switching */
-.shiki,
-.shiki span {
-  color: var(--shiki-light);
-}
-
-.dark .shiki,
-.dark .shiki span {
-  color: var(--shiki-dark) !important;
-}
-
-/* KaTeX math rendering */
-.katex {
-  color: inherit;
-  font-size: 1em;
-}
-
-.katex-display {
-  margin: 1em 0;
-  overflow-x: auto;
-  overflow-y: hidden;
-  padding: 0.5em 0;
-}
-
-/* Scroll fade mask utilities */
-.mask-fade-y {
-  mask-image: linear-gradient(to bottom, transparent 0%, black 32px, black calc(100% - 32px), transparent 100%);
-  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 32px, black calc(100% - 32px), transparent 100%);
-}
-
-.mask-fade-bottom {
-  mask-image: linear-gradient(to bottom, black 0%, black calc(100% - 32px), transparent 100%);
-  -webkit-mask-image: linear-gradient(to bottom, black 0%, black calc(100% - 32px), transparent 100%);
-}
-
-@utility container {
-  @apply w-full max-w-4xl mx-auto;
-}
-
-/* Tool status: running glow pulse */
-@keyframes glow-pulse {
-  0%, 100% { box-shadow: 0 0 0 0 var(--tool-running); }
-  50% { box-shadow: 0 0 0 3px oklch(0.6 0.2 250 / 0); }
-}
-
-/* Multica icon: entrance spin */
-@keyframes entrance-spin {
-  0% { transform: rotate(0deg); opacity: 0; }
-  50% { opacity: 1; }
-  100% { transform: rotate(360deg); opacity: 1; }
-}
-
-.animate-entrance-spin {
-  animation: entrance-spin 0.6s ease-out forwards;
-}
diff --git a/packages/ui/src/styles/fonts.ts b/packages/ui/src/styles/fonts.ts
deleted file mode 100644
index f2ed41b0..00000000
--- a/packages/ui/src/styles/fonts.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-// Font imports for Desktop (Electron)
-// Web uses next/font/google instead
-
-// Geist Mono - Code font
-import '@fontsource/geist-mono/400.css'
-import '@fontsource/geist-mono/500.css'
-import '@fontsource/geist-mono/600.css'
-import '@fontsource/geist-mono/700.css'
-
-// Note: Geist Sans removed - Desktop uses system fonts for CJK support
-// Note: Playfair Display loaded via Google Fonts in index.html
diff --git a/packages/ui/src/styles/globals.css b/packages/ui/src/styles/globals.css
deleted file mode 100644
index 231cf3a7..00000000
--- a/packages/ui/src/styles/globals.css
+++ /dev/null
@@ -1,131 +0,0 @@
-@import "tailwindcss";
-@import "tw-animate-css";
-@import "shadcn/tailwind.css";
-
-@custom-variant dark (&:is(.dark *));
-@source "../../../apps/**/*.{ts,tsx}";
-@source "../**/*.{ts,tsx}";
-
-@theme inline {
-  --font-heading: var(--font-sans);
-  --font-sans: var(--font-sans);
-  --color-sidebar-ring: var(--sidebar-ring);
-  --color-sidebar-border: var(--sidebar-border);
-  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
-  --color-sidebar-accent: var(--sidebar-accent);
-  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
-  --color-sidebar-primary: var(--sidebar-primary);
-  --color-sidebar-foreground: var(--sidebar-foreground);
-  --color-sidebar: var(--sidebar);
-  --color-chart-5: var(--chart-5);
-  --color-chart-4: var(--chart-4);
-  --color-chart-3: var(--chart-3);
-  --color-chart-2: var(--chart-2);
-  --color-chart-1: var(--chart-1);
-  --color-ring: var(--ring);
-  --color-input: var(--input);
-  --color-border: var(--border);
-  --color-destructive: var(--destructive);
-  --color-accent-foreground: var(--accent-foreground);
-  --color-accent: var(--accent);
-  --color-muted-foreground: var(--muted-foreground);
-  --color-muted: var(--muted);
-  --color-secondary-foreground: var(--secondary-foreground);
-  --color-secondary: var(--secondary);
-  --color-primary-foreground: var(--primary-foreground);
-  --color-primary: var(--primary);
-  --color-popover-foreground: var(--popover-foreground);
-  --color-popover: var(--popover);
-  --color-card-foreground: var(--card-foreground);
-  --color-card: var(--card);
-  --color-foreground: var(--foreground);
-  --color-background: var(--background);
-  --radius-sm: calc(var(--radius) * 0.6);
-  --radius-md: calc(var(--radius) * 0.8);
-  --radius-lg: var(--radius);
-  --radius-xl: calc(var(--radius) * 1.4);
-  --radius-2xl: calc(var(--radius) * 1.8);
-  --radius-3xl: calc(var(--radius) * 2.2);
-  --radius-4xl: calc(var(--radius) * 2.6);
-}
-
-:root {
-  --background: oklch(1 0 0);
-  --foreground: oklch(0.141 0.005 285.823);
-  --card: oklch(1 0 0);
-  --card-foreground: oklch(0.141 0.005 285.823);
-  --popover: oklch(1 0 0);
-  --popover-foreground: oklch(0.141 0.005 285.823);
-  --primary: oklch(0.21 0.006 285.885);
-  --primary-foreground: oklch(0.985 0 0);
-  --secondary: oklch(0.967 0.001 286.375);
-  --secondary-foreground: oklch(0.21 0.006 285.885);
-  --muted: oklch(0.967 0.001 286.375);
-  --muted-foreground: oklch(0.552 0.016 285.938);
-  --accent: oklch(0.967 0.001 286.375);
-  --accent-foreground: oklch(0.21 0.006 285.885);
-  --destructive: oklch(0.577 0.245 27.325);
-  --border: oklch(0.92 0.004 286.32);
-  --input: oklch(0.92 0.004 286.32);
-  --ring: oklch(0.705 0.015 286.067);
-  --chart-1: oklch(0.871 0.006 286.286);
-  --chart-2: oklch(0.552 0.016 285.938);
-  --chart-3: oklch(0.442 0.017 285.786);
-  --chart-4: oklch(0.37 0.013 285.805);
-  --chart-5: oklch(0.274 0.006 286.033);
-  --radius: 0.625rem;
-  --sidebar: oklch(0.985 0 0);
-  --sidebar-foreground: oklch(0.141 0.005 285.823);
-  --sidebar-primary: oklch(0.21 0.006 285.885);
-  --sidebar-primary-foreground: oklch(0.985 0 0);
-  --sidebar-accent: oklch(0.967 0.001 286.375);
-  --sidebar-accent-foreground: oklch(0.21 0.006 285.885);
-  --sidebar-border: oklch(0.92 0.004 286.32);
-  --sidebar-ring: oklch(0.705 0.015 286.067);
-}
-
-.dark {
-  --background: oklch(0.141 0.005 285.823);
-  --foreground: oklch(0.985 0 0);
-  --card: oklch(0.21 0.006 285.885);
-  --card-foreground: oklch(0.985 0 0);
-  --popover: oklch(0.21 0.006 285.885);
-  --popover-foreground: oklch(0.985 0 0);
-  --primary: oklch(0.92 0.004 286.32);
-  --primary-foreground: oklch(0.21 0.006 285.885);
-  --secondary: oklch(0.274 0.006 286.033);
-  --secondary-foreground: oklch(0.985 0 0);
-  --muted: oklch(0.274 0.006 286.033);
-  --muted-foreground: oklch(0.705 0.015 286.067);
-  --accent: oklch(0.274 0.006 286.033);
-  --accent-foreground: oklch(0.985 0 0);
-  --destructive: oklch(0.704 0.191 22.216);
-  --border: oklch(1 0 0 / 10%);
-  --input: oklch(1 0 0 / 15%);
-  --ring: oklch(0.552 0.016 285.938);
-  --chart-1: oklch(0.871 0.006 286.286);
-  --chart-2: oklch(0.552 0.016 285.938);
-  --chart-3: oklch(0.442 0.017 285.786);
-  --chart-4: oklch(0.37 0.013 285.805);
-  --chart-5: oklch(0.274 0.006 286.033);
-  --sidebar: oklch(0.21 0.006 285.885);
-  --sidebar-foreground: oklch(0.985 0 0);
-  --sidebar-primary: oklch(0.488 0.243 264.376);
-  --sidebar-primary-foreground: oklch(0.985 0 0);
-  --sidebar-accent: oklch(0.274 0.006 286.033);
-  --sidebar-accent-foreground: oklch(0.985 0 0);
-  --sidebar-border: oklch(1 0 0 / 10%);
-  --sidebar-ring: oklch(0.552 0.016 285.938);
-}
-
-@layer base {
-  * {
-    @apply border-border outline-ring/50;
-  }
-  body {
-    @apply bg-background text-foreground;
-  }
-}
-
-/* Project customizations (separate file for organization) */
-@import "./custom.css";
diff --git a/packages/ui/tsconfig.json b/packages/ui/tsconfig.json
deleted file mode 100644
index 36876728..00000000
--- a/packages/ui/tsconfig.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "extends": "../../tsconfig.base.json",
-  "compilerOptions": {
-    "baseUrl": ".",
-    "paths": {
-      "@multica/ui/*": ["./src/*"]
-    },
-    "outDir": "dist"
-  },
-  "include": ["src"]
-}
diff --git a/packages/utils/package.json b/packages/utils/package.json
deleted file mode 100644
index fdae1d4a..00000000
--- a/packages/utils/package.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  "name": "@multica/utils",
-  "version": "0.2.0",
-  "private": true,
-  "type": "module",
-  "main": "./src/index.ts",
-  "exports": {
-    ".": "./src/index.ts"
-  },
-  "scripts": {
-    "typecheck": "tsc --noEmit"
-  },
-  "devDependencies": {
-    "typescript": "catalog:"
-  }
-}
diff --git a/packages/utils/src/date.ts b/packages/utils/src/date.ts
deleted file mode 100644
index b59e7965..00000000
--- a/packages/utils/src/date.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-export function formatDate(date: string | Date): string {
-  return new Intl.DateTimeFormat("en-US", {
-    month: "short",
-    day: "numeric",
-    year: "numeric",
-  }).format(new Date(date));
-}
-
-export function relativeTime(date: string | Date): string {
-  const now = Date.now();
-  const then = new Date(date).getTime();
-  const diff = now - then;
-
-  const seconds = Math.floor(diff / 1000);
-  if (seconds < 60) return "just now";
-
-  const minutes = Math.floor(seconds / 60);
-  if (minutes < 60) return `${minutes}m ago`;
-
-  const hours = Math.floor(minutes / 60);
-  if (hours < 24) return `${hours}h ago`;
-
-  const days = Math.floor(hours / 24);
-  if (days < 7) return `${days}d ago`;
-
-  return formatDate(date);
-}
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
deleted file mode 100644
index 04eb24b4..00000000
--- a/packages/utils/src/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export { formatDate, relativeTime } from "./date";
diff --git a/packages/utils/tsconfig.json b/packages/utils/tsconfig.json
deleted file mode 100644
index 1e20cd95..00000000
--- a/packages/utils/tsconfig.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "extends": "../../tsconfig.base.json",
-  "compilerOptions": {
-    "outDir": "dist"
-  },
-  "include": ["src"]
-}
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index c2be7f9c..887c16b8 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -1,6 +1,5 @@
 packages:
   - "apps/*"
-  - "packages/*"
 
 catalog:
   # Core React
diff --git a/tsconfig.base.json b/tsconfig.base.json
deleted file mode 100644
index 7656fb9d..00000000
--- a/tsconfig.base.json
+++ /dev/null
@@ -1,21 +0,0 @@
-{
-  "$schema": "https://json.schemastore.org/tsconfig",
-  "compilerOptions": {
-    "target": "ESNext",
-    "module": "ESNext",
-    "moduleResolution": "bundler",
-    "lib": ["ESNext", "DOM", "DOM.Iterable"],
-    "strict": true,
-    "esModuleInterop": true,
-    "skipLibCheck": true,
-    "forceConsistentCasingInFileNames": true,
-    "verbatimModuleSyntax": true,
-    "isolatedModules": true,
-    "declaration": true,
-    "declarationMap": true,
-    "sourceMap": true,
-    "noUncheckedIndexedAccess": true,
-    "resolveJsonModule": true,
-    "jsx": "react-jsx"
-  }
-}
diff --git a/turbo.json b/turbo.json
deleted file mode 100644
index 53e611f3..00000000
--- a/turbo.json
+++ /dev/null
@@ -1,42 +0,0 @@
-{
-  "$schema": "https://turbo.build/schema.json",
-  "globalDependencies": ["tsconfig.base.json"],
-  "globalEnv": [
-    "DATABASE_URL",
-    "PORT",
-    "FRONTEND_PORT",
-    "FRONTEND_ORIGIN",
-    "NEXT_PUBLIC_API_URL",
-    "NEXT_PUBLIC_WS_URL",
-    "MULTICA_SERVER_URL",
-    "COMPOSE_PROJECT_NAME",
-    "POSTGRES_DB",
-    "POSTGRES_PORT"
-  ],
-  "tasks": {
-    "build": {
-      "dependsOn": ["^build"],
-      "inputs": ["src/**", "package.json", "tsconfig.json"],
-      "outputs": ["dist/**", ".next/**"]
-    },
-    "dev": {
-      "dependsOn": ["^build"],
-      "cache": false,
-      "persistent": true
-    },
-    "typecheck": {
-      "dependsOn": ["^build"],
-      "inputs": ["src/**", "package.json", "tsconfig.json"]
-    },
-    "test": {
-      "dependsOn": ["^build"],
-      "inputs": ["src/**", "package.json", "tsconfig.json", "vitest.config.*"]
-    },
-    "lint": {
-      "inputs": ["src/**", "package.json"]
-    },
-    "clean": {
-      "cache": false
-    }
-  }
-}