release: v3.29.1 - Git MCP + GitHub MCP catalog entries

Add Git MCP Server (12 tools, uvx setup) and GitHub MCP Server
(Issues/PRs/Projects, remote Copilot + self-hosted PAT-only) to §8.2
MCP Server Catalog. Document real-world fix for Incompatible auth
server error via gh auth token + manual header injection.

Also ships: CC v2.1.63 tracking, HTTP hooks, observability quality
patterns, config lifecycle §9.23, terminal personalization, tool
comparison table extensions, MCP server 3 new tools.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

machine-readable/claude-code-releases.yaml

@@ -3,8 +3,8 @@
 # Purpose: Track Claude Code product releases for documentation sync
 # Maintained: Manual updates when new releases are announced
 
-latest: "2.1.59"
-updated: "2026-02-26"
+latest: "2.1.63"
+updated: "2026-02-27"
 
 # ════════════════════════════════════════════════════════════════
 # RELEASES (newest first, condensed highlights only)
@@ -15,6 +15,31 @@ releases:
   # 2.1.x Series (January-February 2026)
   # ─────────────────────────────────────────────────────────────
 
+  - version: "2.1.63"
+    date: "2026-02-27"
+    highlights:
+      - "⭐ HTTP hooks: POST JSON to a URL and receive JSON response (alternative to shell command hooks)"
+      - "⭐ Project configs & auto-memory now shared across all git worktrees of the same repository"
+      - "/simplify and /batch bundled slash commands added"
+      - "`ENABLE_CLAUDEAI_MCP_SERVERS=false` env var to opt out of claude.ai MCP servers"
+      - "/model command now shows currently active model in the picker"
+      - "Major memory leak fixes: WebSocket, MCP caches, git root detection, JSON parsing cache, bash prefix cache, subagent AppState"
+      - "VSCode: remote sessions now appear in conversation history; session rename/remove actions"
+      - "Fixed /clear not resetting cached skills (stale skill content issue)"
+    breaking: []
+
+  - version: "2.1.62"
+    date: "2026-02-27"
+    highlights:
+      - "Fixed prompt suggestion cache regression that reduced cache hit rates"
+    breaking: []
+
+  - version: "2.1.61"
+    date: "2026-02-27"
+    highlights:
+      - "Fixed concurrent writes corrupting config file on Windows"
+    breaking: []
+
   - version: "2.1.59"
     date: "2026-02-26"
     highlights:
@@ -685,6 +710,7 @@ breaking_summary:
 # MILESTONE FEATURES (quick reference)
 # ════════════════════════════════════════════════════════════════
 milestones:
+  "2.1.63": "HTTP hooks, worktree config sharing, /simplify + /batch bundled commands"
   "2.1.36": "Fast mode for Opus 4.6"
   "2.1.32": "Opus 4.6, Agent teams preview, Automatic memory"
   "2.1.18": "Customizable keyboard shortcuts with /keybindings"

machine-readable/reference.yaml

@@ -3,7 +3,7 @@
 # Source: guide/ultimate-guide.md
 # Purpose: Condensed index for LLMs to quickly answer user questions about Claude Code
 
-version: "3.29.0"
+version: "3.29.1"
 updated: "2026-02-26"
 
 # ════════════════════════════════════════════════════════════════
@@ -1415,7 +1415,7 @@ ecosystem:
       - "Cross-links modified → Update all 4 repos"
     history:
       - date: "2026-01-20"
-        event: "Code Landing sync v3.29.0, 66 templates, cross-links"
+        event: "Code Landing sync v3.29.1, 66 templates, cross-links"
         commit: "5b5ce62"
       - date: "2026-01-20"
         event: "Cowork Landing fix (paths, README, UI badges)"
@@ -1427,7 +1427,7 @@ ecosystem:
 onboarding_matrix_meta:
   version: "2.0.0"
   last_updated: "2026-02-05"
-  aligned_with_guide: "3.29.0"
+  aligned_with_guide: "3.29.1"
   changelog:
     - version: "2.0.0"
       date: "2026-02-05"
@@ -1455,7 +1455,7 @@ onboarding_matrix:
       core: [rules, sandbox_native_guide, commands]
       time_budget: "5 min"
       topics_max: 3
-      note: "SECURITY FIRST - sandbox before commands (v3.29.0 critical fix)"
+      note: "SECURITY FIRST - sandbox before commands (v3.29.1 critical fix)"
 
     beginner_15min:
       core: [rules, sandbox_native_guide, workflow, essential_commands]
@@ -1540,7 +1540,7 @@ onboarding_matrix:
         - default: agent_validation_checklist
       time_budget: "60 min"
       topics_max: 6
-      note: "Dual-instance pattern for quality workflows (v3.29.0)"
+      note: "Dual-instance pattern for quality workflows (v3.29.1)"
 
   learn_security:
     intermediate_30min:
@@ -1551,7 +1551,7 @@ onboarding_matrix:
         - default: permission_modes
       time_budget: "30 min"
       topics_max: 4
-      note: "NEW goal (v3.29.0) - Security-focused learning path"
+      note: "NEW goal (v3.29.1) - Security-focused learning path"
 
     power_60min:
       core: [sandbox_native_guide, mcp_secrets_management, security_hardening]
@@ -1576,7 +1576,7 @@ onboarding_matrix:
       core: [rules, sandbox_native_guide, workflow, essential_commands, context_management, plan_mode]
       time_budget: "60 min"
       topics_max: 6
-      note: "Security foundation + core workflow (v3.29.0 sandbox added)"
+      note: "Security foundation + core workflow (v3.29.1 sandbox added)"
 
     intermediate_120min:
       core: [plan_mode, agents, skills, config_hierarchy, git_mcp_guide, hooks, mcp_servers]