Implement mesh-distributed, cryptographically-validated control center:
- Add factory.sh library with Ed25519 signing via signify-openbsd
- Add Merkle tree calculation for /etc/config validation
- Add CGI endpoints: dashboard, tools, run, snapshot, pubkey
- Add KISS Web UI (~280 lines vanilla JS, inline CSS, zero deps)
- Add gossip-based 3-peer fanout for snapshot synchronization
- Add offline operations queue with replay on reconnect
- Add LuCI iframe integration under MirrorBox > Factory tab
- Configure uhttpd alias for /factory/ on port 7331
- Bump secubox-p2p version to 0.4.0
Factory UI accessible at http://<device>:7331/factory/
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
