Merge pull request #94 from exoego/doc/trim-readme

doc: move contributor docs out of README and cut duplication

Merge pull request #75 from exoego/renovate/lock-file-maintenance

Lock file maintenance

Merge pull request #67 from exoego/fix-codeql-config-and-scala-lint

Fix CodeQL workflow settings and lint Scala with scalac

Merge pull request #59 from exoego/release-notes-label-categories

chore: categorize auto-generated release notes by PR label

Merge pull request #18 from exoego/fix/access-narrowed-old-gate

fix: report access narrowing only when access actually narrowed from old

Merge pull request #17 from exoego/group-upgrade-check-by-suggestion

feat: group upgrade-check violations by suggestion

Merge pull request #15 from exoego/feat/fail-on-policy

feat: add --fail-on exit policy to check/upgrade-check

Merge pull request #13 from exoego/readme-placeholder

docs: version placeholder in README

Merge pull request #8 from exoego/fix/upgrade-check-output

fix: forward uika-cli output through build tool loggers

Merge pull request #7 from exoego/fix/jreleaser-double-deploy

Fix double Maven Central deploy in the release workflow