- Replace GitHub Actions checkout with manual git clone
- Use full repository URL for manual checkout
- Update all steps to work from /tmp/bootupd-sdboot directory
- Replace upload-artifact action with manual artifact handling
- Add proper permissions for packages write access
- Follow same pattern as apt-ostree workflow
- Add proper Debian package dependencies based on Fedora analysis
- Map libc6, libgcc-s1, libssl3t64, systemd to correct versions
- Update both control file creation locations in CI workflow
- Fix yamllint errors and improve code formatting
