Eagerly initialize MCP tools at startup so loading is logged to console

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

app/ai/service.py

@@ -71,6 +71,9 @@ class AIService:
         self._mcp_tool_schemas: list[dict] | None = None
         self._mcp_tools_fetched: bool = False
 
+    async def initialize(self) -> None:
+        await self._fetch_mcp_tool_schemas()
+
     @property
     def enabled(self) -> bool:
         return True