these 4 derivations will be built:
  /nix/store/8s4y28mmpbhzbz6gxgsfvdq9nbxq0nxh-source.drv
  /nix/store/cb3gqqszhkwqfzhq2idcj427zs3pyix0-claude-agent-acp-0.99.1-npm-deps.drv
  /nix/store/n2w3b0snzl7j8w3ff12sjagk44l5jv13-claude-agent-acp-0.99.1.drv
  /nix/store/jfh9p6r31yfqjvpk81gvpf8sc1zsvi38-check-claude-agent-acp.drv