Set variables:
$ export VERSION=X.Y.Z
$ export GPG_KEY=20EE002D778AE197EF7D0D2CB993FF98A90C9AB1
Update version numbers:
$ vim -p Cargo.toml
Update changelog:
$ vim CHANGELOG.md
Commit & tag:
$ git commit -S${GPG_KEY} -m "Release v${VERSION}"
$ git tag -s -u ${GPG_KEY} v${VERSION} -m "Version ${VERSION}"
Publish:
$ cargo publish
$ git push && git push --tags