Wrap for loop with output redirection in subshell for
BusyBox ash compatibility when generating Packages index.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add usign dependency for package signing
- Sign Packages files after generation in repo-sync
- Generate signing keys automatically if not present
- Remove duplicate ACL file (now only in luci-app-repo)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>