Update private_gpt/launcher.py

private_gpt/launcher.py

@@ -124,5 +124,9 @@ def create_app(root_injector: Injector) -> FastAPI:
 
             ui = root_injector.get(PrivateGptUi)
             ui.mount_in_app(app, settings.ui.path)
+        else:
+            @app.get("/")
+            async def root():
+            return {"message": "Chatbot API"}
 
         return app