v0.15.2 release checklist

[alerque]

• [x] Shuffle any issues being put off to future milestones
• [x] Close all issues in current milestone (except this one)
• [x] Spring clean
  • [x] Re-fetch tooling
• [x] Configure and build
• [x] Pass all tests
  • [x] Remote CI
  • [x] Local
• [x] Cut release
• [x] Push release commit & tag to master
• [x] Download release artifacts, GPG sign, and upload signatures
• [x] Publish release build to craties.io
• Update website
  • [x] Copy and post manual, update 'latest' symlink and menu links
  • [x] Copy changelog and prefix with a summary as a blog post
  • [x] Tweak summary for gfm and edit into GitHub release notes
• Update downstream distro packages
  • [x] Arch Linux: extra/sile
  • [ ] Homebrew: Formula
  • [ ] NixOS: nixpkgs
    • [ ] Drop devel flag from any website examples that were using it
  • [ ] Ubuntu: ppa
  • [x] Docker Hub: tags
  • [x] GHCR: versions
  • [ ] openSUSE: pinging @Pi-Cla re specfile
  • [ ] Fedora: pinging @hegjon re copr
  • [ ] NetBSD: pinging @jsonn re pkgsrc
  • [ ] Void Linux:
  • [ ] OpenBSD:
• Bump downstream projects
  • [ ] FontProof (Docker image base plus CI matrix)
  • [x] CaSILE (check, consider patch release)
• [ ] Eat cake

Previous checklist: #2046 (release) This release

[alerque]

Another regression, this time not in packaging but in a runtime work flow where people might have 3rd party packages installed in their home directory rather than the system or the project has been discovered and I'm going to ship v0.15.3 with no build related changes, but closing this in favor of the current checklist.