Release checklist

Pre-check:

• Make/ask to make a screenshot highlighting new features
  • Add a screenshot to the gallery and update it in the source tree
• There are no pending issues in the Roadmap for this release (if there are, move them away or close them)
• Check the correct branch/commit:
  • in the Quaternion repo
  • in the Quotient repo (mind super-project-pointer)
  • 
• Make sure the required version of libQuotient in CMakeLists.txt is up-to-date
• Pull translations
  • If needed, update the list of languages in CMakeLists.txt
  • Unset actual tag after merging
• Check that contents of README.md, SECURITY.md, and BUILDING.md are up-to-date
• If quaternion_en.ts is changed, review, commit and push the changes before proceeding
• Rebuild and smoke-test the application

Actions:

• Update the version number in main.cpp and CMakeLists.txt
• Go to the Releases page and make a draft for release notes:
  • Thank all contributors whose commits landed in this release
  • Describe all notable fixes/enhancements
• Add a release record to linux/com.github.quaternion.appdata.xml
  • Copy a summary of changes to the release <description>
• git commit && git push
• Finalise the release at GitHub:
  • Fill in the tag ("N.M.L", not "vN.M.L")
  • Publish release notes
  • Update the Releases Wiki page
• Update Flathub repo
• Update the topic in #quaternion
• Post a TWIM update

Post-release:

• Open the release page in Incognito/Privacy mode; check:
  • the version
  • the Git tag
  • the screenshot
  • Check the pre-release checkbox if this version is a beta or release candidate
  • download and smoke-test the flatpak
• Add '+git' to the version number in 'main.cpp'
• git commit && git push