these 4 derivations will be built:
  /nix/store/xfp6vbfhf92b31hvld8k6nnibjqhms9j-source.drv
  /nix/store/1zcqbl2hgzchbcjy59aqwiqgplmfnjys-claude-code-router-3.0.20-npm-deps.drv
  /nix/store/rj69f4nynvl0sc93ll03i59n25x9xh9x-source.drv
  /nix/store/kyniprqgi6anbjz3ncq46wf5bss8cqpz-claude-code-router-3.0.20.drv