diff --git a/apps/web/app/(dashboard)/issues/[id]/page.test.tsx b/apps/web/app/(dashboard)/issues/[id]/page.test.tsx
index 340e377a..e2c13db9 100644
--- a/apps/web/app/(dashboard)/issues/[id]/page.test.tsx
+++ b/apps/web/app/(dashboard)/issues/[id]/page.test.tsx
@@ -74,6 +74,11 @@ const mockIssue: Issue = {
   assignee_id: "user-1",
   creator_type: "member",
   creator_id: "user-1",
+  parent_issue_id: null,
+  acceptance_criteria: [],
+  context_refs: [],
+  repository: null,
+  position: 0,
   due_date: "2026-06-01T00:00:00Z",
   created_at: "2026-01-15T00:00:00Z",
   updated_at: "2026-01-20T00:00:00Z",
diff --git a/apps/web/app/(dashboard)/issues/page.test.tsx b/apps/web/app/(dashboard)/issues/page.test.tsx
index b2a454d2..b9ca6aeb 100644
--- a/apps/web/app/(dashboard)/issues/page.test.tsx
+++ b/apps/web/app/(dashboard)/issues/page.test.tsx
@@ -62,8 +62,17 @@ vi.mock("../../../lib/api", () => ({
   },
 }));
 
+const issueDefaults = {
+  parent_issue_id: null,
+  acceptance_criteria: [],
+  context_refs: [],
+  repository: null,
+  position: 0,
+};
+
 const mockIssues: Issue[] = [
   {
+    ...issueDefaults,
     id: "issue-1",
     workspace_id: "ws-1",
     title: "Implement auth",
@@ -79,6 +88,7 @@ const mockIssues: Issue[] = [
     updated_at: "2026-01-01T00:00:00Z",
   },
   {
+    ...issueDefaults,
     id: "issue-2",
     workspace_id: "ws-1",
     title: "Design landing page",
@@ -94,6 +104,7 @@ const mockIssues: Issue[] = [
     updated_at: "2026-01-01T00:00:00Z",
   },
   {
+    ...issueDefaults,
     id: "issue-3",
     workspace_id: "ws-1",
     title: "Write tests",
@@ -210,6 +221,7 @@ describe("IssuesPage", () => {
     } as ListIssuesResponse);
 
     const newIssue: Issue = {
+      ...issueDefaults,
       id: "issue-new",
       workspace_id: "ws-1",
       title: "New test issue",
diff --git a/apps/web/app/(dashboard)/knowledge-base/page.tsx b/apps/web/app/(dashboard)/knowledge-base/page.tsx
index e02b2ea7..97e6fe8e 100644
--- a/apps/web/app/(dashboard)/knowledge-base/page.tsx
+++ b/apps/web/app/(dashboard)/knowledge-base/page.tsx
@@ -31,15 +31,15 @@ function renderMarkdown(text: string): React.ReactNode[] {
   let i = 0;
 
   while (i < lines.length) {
-    const line = lines[i];
+    const line = lines[i]!;
 
     // Code block
     if (line.startsWith("```")) {
       const lang = line.slice(3).trim();
       const codeLines: string[] = [];
       i++;
-      while (i < lines.length && !lines[i].startsWith("```")) {
-        codeLines.push(lines[i]);
+      while (i < lines.length && !lines[i]!.startsWith("```")) {
+        codeLines.push(lines[i]!);
         i++;
       }
       i++; // skip closing ```
@@ -57,8 +57,8 @@ function renderMarkdown(text: string): React.ReactNode[] {
     // Table (simplified: detect | pipes)
     if (line.includes("|") && line.trim().startsWith("|")) {
       const tableRows: string[] = [];
-      while (i < lines.length && lines[i].includes("|") && lines[i].trim().startsWith("|")) {
-        tableRows.push(lines[i]);
+      while (i < lines.length && lines[i]!.includes("|") && lines[i]!.trim().startsWith("|")) {
+        tableRows.push(lines[i]!);
         i++;
       }
       // Filter out separator rows (|---|---|)
@@ -66,7 +66,7 @@ function renderMarkdown(text: string): React.ReactNode[] {
       if (dataRows.length > 0) {
         const parseRow = (row: string) =>
           row.split("|").filter((c) => c.trim() !== "").map((c) => c.trim());
-        const header = parseRow(dataRows[0]);
+        const header = parseRow(dataRows[0]!);
         const body = dataRows.slice(1).map(parseRow);
         elements.push(
           <div key={`table-${i}`} className="my-3 overflow-x-auto">
@@ -103,7 +103,7 @@ function renderMarkdown(text: string): React.ReactNode[] {
       elements.push(
         <h2 key={`h2-${i}`} className="mt-6 mb-2 text-[15px] font-semibold">
           {line.slice(3)}
-        </h2>
+        </h2>,
       );
       i++;
       continue;
@@ -112,14 +112,14 @@ function renderMarkdown(text: string): React.ReactNode[] {
       elements.push(
         <h3 key={`h3-${i}`} className="mt-4 mb-1.5 text-[14px] font-medium">
           {line.slice(4)}
-        </h3>
+        </h3>,
       );
       i++;
       continue;
     }
 
     // List item
-    if (line.match(/^- \[[ x]\] /)) {
+    if (/^- \[[ x]\] /.test(line)) {
       const checked = line.includes("[x]");
       const text = line.replace(/^- \[[ x]\] /, "");
       elements.push(
@@ -142,8 +142,8 @@ function renderMarkdown(text: string): React.ReactNode[] {
       continue;
     }
     // Numbered list
-    if (line.match(/^\d+\. /)) {
-      const num = line.match(/^(\d+)\. /)![1];
+    if (/^\d+\. /.test(line)) {
+      const num = line.match(/^(\d+)\. /)![1]!;
       const text = line.replace(/^\d+\. /, "");
       elements.push(
         <div key={`ol-${i}`} className="flex gap-2 py-0.5 text-[13px] text-foreground/80">
@@ -155,7 +155,7 @@ function renderMarkdown(text: string): React.ReactNode[] {
       continue;
     }
 
-    // Empty line
+    // Empty line — guard is redundant since line is already asserted, but keeps TS happy
     if (line.trim() === "") {
       elements.push(<div key={`br-${i}`} className="h-2" />);
       i++;
diff --git a/apps/web/lib/auth-context.test.tsx b/apps/web/lib/auth-context.test.tsx
index 13482aa4..5acccb96 100644
--- a/apps/web/lib/auth-context.test.tsx
+++ b/apps/web/lib/auth-context.test.tsx
@@ -72,13 +72,13 @@ const mockAgents: Agent[] = [
     id: "agent-1",
     workspace_id: "ws-1",
     name: "Claude",
+    avatar_url: null,
     status: "idle",
     runtime_mode: "cloud",
+    runtime_config: {},
     visibility: "workspace",
     max_concurrent_tasks: 3,
-    description: null,
-    system_prompt: null,
-    config: {},
+    owner_id: null,
     created_at: "2026-01-01T00:00:00Z",
     updated_at: "2026-01-01T00:00:00Z",
   },
diff --git a/apps/web/test/helpers.tsx b/apps/web/test/helpers.tsx
index 58636b9c..717a1c51 100644
--- a/apps/web/test/helpers.tsx
+++ b/apps/web/test/helpers.tsx
@@ -1,4 +1,5 @@
 import React from "react";
+import { vi } from "vitest";
 import { render, type RenderOptions } from "@testing-library/react";
 import type { User, Workspace, MemberWithUser, Agent } from "@multica/types";
 
@@ -43,20 +44,21 @@ export const mockAgents: Agent[] = [
     id: "agent-1",
     workspace_id: "ws-1",
     name: "Claude Agent",
+    avatar_url: null,
     status: "idle",
     runtime_mode: "cloud",
+    runtime_config: {},
     visibility: "workspace",
     max_concurrent_tasks: 3,
-    description: "A test agent",
-    system_prompt: null,
-    config: {},
+    owner_id: null,
     created_at: "2026-01-01T00:00:00Z",
     updated_at: "2026-01-01T00:00:00Z",
   },
 ];
 
 // Mock auth context value
-export const mockAuthValue = {
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export const mockAuthValue: Record<string, any> = {
   user: mockUser,
   workspace: mockWorkspace,
   members: mockMembers,