Update app.py

app.py

@@ -1,6 +1,6 @@
 from fastapi import FastAPI
 from fastapi.staticfiles import StaticFiles
-from fastapi.responses import FileResponse
+from fastapi.responses import FileResponse, HTMLResponse
 
 from demo.app.api import router as api_router  # 注意這裡改成 app.api
 
@@ -12,4 +12,12 @@ app.mount("/static", StaticFiles(directory="demo/static"), name="static")
 
 @app.get("/")
 async def index():
-    return FileResponse("demo/static/index.html")
+    return FileResponse("demo/static/index.html")
+
+@app.get("/robots.txt")
+async def robots_txt():
+    content = """
+    User-agent: *
+    Allow: /
+    """
+    return HTMLResponse(content=content)