Release procedure

Preparation

• All examples must build.
• All unit tests must build and pass.
• The documentation must build (check readthedocs).
• Verify that the documentation is up-to-date.
• Verify that the README.md is up-to-date.
• Verify that the CHANGELOG.md is up-to-date.
• Verify that CITATION.cff is up-to-date, especially regarding contributors.
• Bump the version number in llama.hpp, docs/conf.py, vcpkg.json and CITATION.cff (version field).
• Optionally create a release branch.
• Test the release/develop branch in downstream projects (e.g. picongpu).

Release

• Set release date in CHANGELOG.md and CITATION.cff (date-released field) and commit to release/develop branch.
• Draft a new release on GitHub: https://github.com/alpaka-group/llama/releases.
  • Let Github created a tag from the release/develop branch naming it v{MAJOR_VERSION}.{MINOR_VERSION}
  • Release title: "Version {MAJOR_VERSION}.{MINOR_VERSION}"
  • Copy the section concerning this release from CHANGELOG.md into the description.
  • Publish
• If any commits where added to the optional release branch, merge those back into develop.