chore: update VS Code extension to v2.0.1

- Add v2.0 What's new section to extension README
- Fix status bar prefix cf: → sm: (SigMap branding)
- Add extension CHANGELOG.md
- Remove .vsix files from tracking, add to .gitignore
- Published to VS Code Marketplace as v2.0.1

Author: manojmallick

.gitignore

@@ -4,3 +4,4 @@ gen-context.standalone.js
 package.json.bak
 node_modules/
 .context/
+*.vsix

vscode-extension/CHANGELOG.md

@@ -0,0 +1,29 @@
+# Changelog
+
+## [2.0.1] — 2026-04-04
+
+### Added
+- v2 pipeline support: TODOs, recent changes, coverage gaps, PR diff context
+- Dependency extractors for Python and TypeScript
+- Impact radius hints (reverse dependency annotations)
+- Enriched signatures with return types and type hints across all 21 languages
+- "What's new in 2.0" section in extension README
+
+### Changed
+- Status bar prefix updated from `cf:` to `sm:` for SigMap branding alignment
+
+### Fixed
+- Status bar now correctly shows SigMap branding
+
+## [1.5.0] — 2026-04-03
+
+### Added
+- Initial release on VS Code Marketplace
+- Status bar showing health grade (A/B/C/D) and time since last regeneration
+- `SigMap: Regenerate Context` command
+- `SigMap: Open Context File` command
+- Stale context notification (>24h) with one-click regenerate
+- Configurable `sigmap.scriptPath` setting
+- 21 language support
+- Secret scanning (AWS keys, GitHub tokens, DB strings, etc.)
+- MCP server support for Claude and Cursor

vscode-extension/README.md

@@ -31,6 +31,23 @@ After SigMap:   "I can see your AuthService, UserRepository, 47 API routes …"
 
 ---
 
+## 🆕 What's new in 2.0
+
+| Feature | Description |
+|---|---|
+| **TODO extraction** | Inline TODO/FIXME/HACK comments surfaced in context output |
+| **Recent changes** | Git log summary so the AI knows what you've been working on |
+| **Coverage gaps** | Highlights files/functions lacking tests |
+| **PR diff context** | `--diff <base>` shows changed-file signatures for focused reviews |
+| **Dependency map** | Import/require graph for Python and TypeScript |
+| **Impact radius** | Reverse dependency annotations (used by: ...) |
+| **Enriched signatures** | Return types, type hints, and schema field collapse across all 21 languages |
+| **New helper extractors** | `deps.js`, `todos.js`, `coverage.js`, `prdiff.js` |
+
+Several v2 enhancements (deps map, TODOs, recent changes) are enabled by default. All v2 sections can be tuned or disabled via `gen-context.config.json`.
+
+---
+
 ## ✨ Features
 
 ### 🔄 Auto-regeneration on startup

vscode-extension/package.json

@@ -2,7 +2,7 @@
   "name": "sigmap",
   "displayName": "SigMap — AI Context Engine",
   "description": "97% token reduction for Copilot, Claude & Cursor. Extracts code signatures from 21 languages into copilot-instructions.md automatically.",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "publisher": "manojmallick",
   "engines": {
     "vscode": "^1.85.0"

vscode-extension/sigmap-1.5.0.vsix

@@ -121,15 +121,15 @@ async function updateStatusBar(statusBar) {
   const status = await getStatus(root, scriptPath);
 
   if (!status) {
-    statusBar.text = '$(file-code) cf: no context';
+    statusBar.text = '$(file-code) sm: no context';
     statusBar.tooltip = 'SigMap: no context file found. Run: node gen-context.js';
     statusBar.show();
     return;
   }
 
   const icon = GRADE_ICONS[status.grade] || GRADE_ICONS.A;
   const age = formatAge(status.daysSince);
-  statusBar.text = `$(file-code) cf: ${icon} ${age}`;
+  statusBar.text = `$(file-code) sm: ${icon} ${age}`;
   statusBar.tooltip = `SigMap health: ${status.grade} (${status.score}/100)\nLast regenerated: ${age}\nClick to regenerate`;
   statusBar.show();
 }