The Docker-in-Docker volume mount fails in host execution mode
because $PWD resolves to the runner container path, not the host
path. Use grep to extract the version directly from constants.php.
- Replace logos, colors (red/stone palette), and fonts (Overlock/Inter)
- Replace text logos with PNG from marketing API
- Update AGPL source links to match repo owner
- Update PostgreSQL to 17 for Alpine 3.23
- Add Forgejo Actions CI workflow
- Remove upstream GitHub Actions workflows
- Remove Coolify Cloud upsells, Hetzner provider, and telemetry
- Update auto-update to point to Forgejo registry