- Build all 6 machines (nix-book, boxy, zix790prors, nix-deck, john-endesktop, live-usb) in parallel matrix
- Only runs on push to main after check passes
- Signs closures with NIX_SIGNING_KEY secret
- Pushes to cache via SSH using CACHE_SSH_KEY, CACHE_HOST, CACHE_USER secrets
- Skips Darwin as no builder available
Required Gitea secrets:
- NIX_SIGNING_KEY: Cache signing private key
- CACHE_SSH_KEY: SSH key for cache server access
- CACHE_HOST: Cache server hostname
- CACHE_USER: SSH user for cache server
Closes: x-iyz0w
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>