Add /health endpoint for Docker healthcheck

The healthcheck was hitting /mcp which requires auth, causing unhealthy status.

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

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Dockerfile

@@ -35,7 +35,7 @@ EXPOSE 8000
 
 # Health check
 HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
-    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/mcp')" || exit 1
+    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')" || exit 1
 
 # Use entrypoint to fix permissions, then run as mcp user
 ENTRYPOINT ["/entrypoint.sh"]

src/server.py

@@ -165,8 +165,15 @@ if __name__ == "__main__":
     import signal
     import uvicorn
 
+    from starlette.responses import JSONResponse
+    from starlette.routing import Route
+
     from middleware import APIKeyAuthMiddleware
 
+    async def health_check(request):
+        """Health check endpoint for Docker/Traefik."""
+        return JSONResponse({"status": "healthy"})
+
     async def main():
         await initialize()
 
@@ -176,6 +183,9 @@ if __name__ == "__main__":
         # Get the underlying ASGI app from FastMCP
         app = mcp.http_app(path="/mcp")
 
+        # Add health check route
+        app.routes.append(Route("/health", health_check))
+
         # Add authentication middleware if API key is configured
         if settings.mcp_api_key:
             app.add_middleware(