nimble publish error
```
stefan@nuc ~/RTree $ nimble publish
      Info: Please create a new personal access token on Github in order to allow Nimble to fork the packages repository.
      Hint: Make sure to give the access token access to public repos (public_repo scope)!
      Info: Your default browser should open with the following URL: https://github.com/settings/tokens/new
    Prompt: Personal access token?
    Answer: 96f333d0812fcbbfa6b9858f218b50ea0e5725c4
      Info: Writing access token to file:/home/stefan/.nimble/github_api_token
   Success: Verified as StefanSalewski
      Info: Waiting 10s to let Github create a fork
    Copying packages fork into: /tmp/nimble-packages-fork
   Updating the fork
    Prompt: Whitespace separated list of tags? (For example: web library wrapper)
    Answer: RTree R-Tree R*Tree R*-Tree spatial index search nearest neighbors bulk load
    Pushing to remote of fork.
       Info Creating PR
httpclient.nim(271)      httpError
Error: unhandled exception: Connection was closed before full request has been made [ProtocolError]
```

Will try again...