Vercel部署时报错,Docker部署也报错

[behinder85]

Vercel

[01:20:20.049] Running build in Washington, D.C., USA (East) – iad1
[01:20:23.593] Cloning github.com/behinder85/bing-wallpaper-api (Branch: main, Commit: 43bd108)
[01:20:23.610] Skipping build cache, deployment was triggered without cache.
[01:20:24.127] Cloning completed: 533.747ms
[01:20:24.431] Running "vercel build"
[01:20:24.873] Vercel CLI 33.7.1
[01:20:25.059] Error: Unable to find any supported Python versions.
[01:20:25.060] Learn More: http://vercel.link/python-version
[01:20:25.262]

似乎源码里无Pipfile

Docker

报500“Internal Server Error

ERROR: Exception in ASGI application
Traceback (most recent call last):
File "/usr/local/lib/python3.8/site-packages/uvicorn/protocols/http/h11_impl.py", line 407, in run_asgi
result = await app( # type: ignore[func-returns-value]
File "/usr/local/lib/python3.8/site-packages/uvicorn/middleware/proxy_headers.py", line 78, in call
return await self.app(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/fastapi/applications.py", line 270, in call
await super().call(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/applications.py", line 124, in call
await self.middleware_stack(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/middleware/errors.py", line 184, in call
raise exc
File "/usr/local/lib/python3.8/site-packages/starlette/middleware/errors.py", line 162, in call
await self.app(scope, receive, _send)
File "/usr/local/lib/python3.8/site-packages/starlette/middleware/cors.py", line 84, in call
await self.app(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/middleware/exceptions.py", line 79, in call
raise exc
File "/usr/local/lib/python3.8/site-packages/starlette/middleware/exceptions.py", line 68, in call
await self.app(scope, receive, sender)
File "/usr/local/lib/python3.8/site-packages/fastapi/middleware/asyncexitstack.py", line 21, in call
raise e
File "/usr/local/lib/python3.8/site-packages/fastapi/middleware/asyncexitstack.py", line 18, in call
await self.app(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/routing.py", line 706, in call
await route.handle(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/routing.py", line 276, in handle
await self.app(scope, receive, send)
File "/usr/local/lib/python3.8/site-packages/starlette/routing.py", line 66, in app
response = await func(request)
File "/usr/local/lib/python3.8/site-packages/fastapi/routing.py", line 235, in app
raw_response = await run_endpoint_function(
File "/usr/local/lib/python3.8/site-packages/fastapi/routing.py", line 161, in run_endpoint_function
return await dependant.call(**values)
File "/api/main.py", line 108, in random
return random_one(w,h,uhd,mkt)
File "/api/mongodbapi.py", line 65, in random_one
url=query_random_one(mkt)['url']
KeyError: 'url'

MONGODB_URI如下：
MONGODB_URI=mongodb+srv://<name>:<password>@<org>.84evxsr.mongodb.net/
博客和readme均未展示MONGODB_URI，不知是否正确（用<>隐去个人信息）