Setup automatic release process

[maichler]

Set up an automatic release process via GitHub actions so with just pushing a tag a release gets published to maven central automatically.

Tasks

• Add release workflow
• Configure tag protection rules in GitHub

/cc @mkurz

[eed3si9n]

I've just set the Sonatype credential on this repo. You can follow the rest of the instruction from https://github.com/sbt/sbt-ci-release.

[maichler]

It's probably better to change the format of version tags to have a prefix (e.g. v0.11.1), since it would simplify things like matching rules, ...

[maichler]

I've just set the Sonatype credential on this repo. You can follow the rest of the instruction from https://github.com/sbt/sbt-ci-release.

That was lightning fast, thank you 👍

[mkurz]

@eed3si9n @maichler Would you mind making me admin of this repo? (So I can add the gpg credentials and maybe set up other stuff)?