Release 7.3.1~rc1-0 (lmn73)

• Use sys.exit() instead of exit() for robustness
• Show error output on failed AD domain join
• Use getpass for hidden password input
• Update GitHub Actions to latest versions
• Add prerelease support to CI workflow
• Skip archive repo publish for prereleases

Release 7.3.0-0 (lmn73)

• Initial release on linuxmuster repository