issues: 808843401

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id node_id number title user state locked assignee milestone comments created_at updated_at closed_at author_association pull_request body repo type active_lock_reason performed_via_github_app
808843401 MDU6SXNzdWU4MDg4NDM0MDE= 1226 --port option should validate port is between 0 and 65535 9599 closed 0     4 2021-02-15T22:01:33Z 2021-02-18T18:41:27Z 2021-02-18T18:41:27Z OWNER  

Currently throws an ugly error message:

(datasette-graphql) datasette-graphql % datasette fivethirtyeight.db -p 80094
INFO:     Started server process [45497]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
Traceback (most recent call last):
  File "/Users/simon/.local/share/virtualenvs/datasette-graphql-n1OSJCS8/bin/datasette", line 8, in <module>
    sys.exit(cli())
...
    server = await loop.create_server(
  File "/Users/simon/.pyenv/versions/3.8.2/lib/python3.8/asyncio/base_events.py", line 1461, in create_server
    sock.bind(sa)
OverflowError: bind(): port must be 0-65535.
107914493 issue    

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