[2.2.0] Add Context7 MCP server for framework documentation

- Bundle Context7 MCP (SSE) for instant docs lookup
- Supports Rails, React, Next.js, Vue, Django, Laravel, and 100+ frameworks
- Tools: resolve-library-id, get-library-docs

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

plugins/compounding-engineering/README.md

@@ -9,7 +9,7 @@ AI-powered development tools that get smarter with every use. Make each unit of
 | Agents | 24 |
 | Commands | 15 |
 | Skills | 11 |
-| MCP Servers | 1 |
+| MCP Servers | 2 |
 
 ## Agents
 
@@ -136,8 +136,11 @@ Access via `/workflows:command`:
 | Server | Description |
 |--------|-------------|
 | `playwright` | Browser automation via `@playwright/mcp` |
+| `context7` | Framework documentation lookup via Context7 |
 
-**Playwright tools provided:**
+### Playwright
+
+**Tools provided:**
 - `browser_navigate` - Navigate to URLs
 - `browser_take_screenshot` - Take screenshots
 - `browser_click` - Click elements
@@ -145,6 +148,14 @@ Access via `/workflows:command`:
 - `browser_snapshot` - Get accessibility snapshot
 - `browser_evaluate` - Execute JavaScript
 
+### Context7
+
+**Tools provided:**
+- `resolve-library-id` - Find library ID for a framework/package
+- `get-library-docs` - Get documentation for a specific library
+
+Supports 100+ frameworks including Rails, React, Next.js, Vue, Django, Laravel, and more.
+
 MCP servers start automatically when the plugin is enabled.
 
 ## Installation