- modules/kawa-physical.nix: CPU-only configuration - modules/kawa-gpu.nix: NVIDIA GPU configuration - Fix hostname to avoid /sys errors - Add Ollama, NATS, Syncthing, Tailscale config - Update README with NixOS instructions
- modules/kawa-physical.nix: CPU-only configuration - modules/kawa-gpu.nix: NVIDIA GPU configuration - Fix hostname to avoid /sys errors - Add Ollama, NATS, Syncthing, Tailscale config - Update README with NixOS instructions