app.py

from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse, HTMLResponse

from demo.app.api import router as api_router  # 注意這裡改成 app.api

app = FastAPI()

app.include_router(api_router)

app.mount("/static", StaticFiles(directory="demo/static"), name="static")

@app.get("/")
async def index():
    return FileResponse("demo/static/index.html")

@app.get("/robots.txt")
async def robots_txt():
    content = """
    User-agent: *
    Allow: /
    """
    return HTMLResponse(content=content)