fix: use bundled server.js instead of npx for plugin MCP server

npx triggers npm install into a cache dir with deeply nested tree-sitter
dependencies, causing ENAMETOOLONG on macOS. Since dist/mcp/server.js is
already bundled in the repo, point directly to it.

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

Author: jaykaycodes

.claude-plugin/marketplace.json

@@ -11,7 +11,7 @@
   "plugins": [
     {
       "name": "codebase-analyzer",
-      "description": "Multi-layer codebase analysis with Gemini AI. 4 agents, 5 commands, 3 skills for architecture analysis, pattern detection, and dataflow tracing.",
+      "description": "Multi-layer codebase analysis with Gemini AI. 4 agents, 1 command, 1 skill for architecture analysis, pattern detection, and dataflow tracing.",
       "version": "2.1.0",
       "author": {
         "name": "Jake Correa",

.claude-plugin/plugin.json

@@ -20,10 +20,9 @@
   "mcpServers": {
     "codebase-analyzer": {
       "type": "stdio",
-      "command": "npx",
+      "command": "node",
       "args": [
-        "-y",
-        "codebase-analyzer-mcp"
+        "dist/mcp/server.js"
       ]
     }
   }