Release Shards 0.19.1

[straight-shoota]

Release preparation

1. Prepare the changelog entry: crystal-lang/crystal/scripts/github-changelog.cr crystal-lang/shards 0.19.1
   • Ensure that all merged PRs are added to the milestone (check is:pr is:merged sort:updated-desc no:milestone).
   • Ensure that all milestoned PRs are properly labelled (check is:pr is:merged sort:updated-desc no:label milestone:0.19.1).[ ] Start preparing changelog and release notes
2. Prepare release notes (typically published with Crystal)
3. Publish release PR draft Changelog for 0.19.1 shards#666
   • It should be populated with updates to CHANGELOG.md, VERSION, and shard.yml.

Release process

Steps 4.-6. are automated via scripts/make-shards-release.sh

1. Finalize the release PR
   • Make sure all changes are mentioned in the changelog
   • Check release date
   • Build man files with the release date: $ make clean docs SOURCE_DATE_EPOCH=$(gdate -ud "YYYY-MM-DD" +"%s")
   • Un-draft the PR
2. Smoke test with test-ecosystem
   • Run Test Crystal & Shards Workflow with the release branch as shards_branch.
3. Merge the release PR
4. Tag & annotate the commit with the changelog using v<M.m.p> pattern as {version}
   • git tag -s -a -m v0.19.1 v0.19.1
   • git push --tags
5. Publish Github release (https://github.com/crystal-lang/shards/releases/new)
   • Copy the changelog section as description
6. Close milestone (https://github.com/crystal-lang/shards/milestones)

Post-release

2. Update distribution-scripts (Helper script: scripts/update-shards.sh) Update shards 0.19.1 #347
   • Edit linux/Makefile
   • Edit omnibus/config/software/shards.rb
3. Update https://github.com/crystal-lang/crystal Update shards 0.19.1 crystal#15366
   • Edit .github/workflows/win_build_portable.yml
4. Submit a PR to update the homebrew formula in https://github.com/Homebrew/homebrew-core/blob/master/Formula/crystal.rb . Or do it on Crystal release.
5. Update default base version in test-ecosystem