Releases should be more automated

[kennethloeffler]

We could create an action that bumps versions, runs cargo publish, creates tags, etc.

Have some reading from my Google search: https://pratikpc.medium.com/publishing-crates-using-github-actions-165ee67780e1

[Dekkonot]

I looked into doing this before the most recent release, and it was a lot more work than I was willing to do at the time. That said, it's definitely something we should do because it's a lot of busy work.