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

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

app/manager.py

@@ -147,6 +147,9 @@ class AccountManager:
             await self.stop_all()
             raise RuntimeError("No accounts were started successfully")
 
+        if self.ai_service is not None:
+            await self.ai_service.initialize()
+
         try:
             await idle()
         finally: