these 4 derivations will be built:
  /nix/store/mcs4hwhd7r4gbh2llx7jkg4h4wsycbnf-source.drv
  /nix/store/nfivzcjxjhp8pmiih0xcrbc6ha87gmfp-claude-agent-acp-0.90.0-npm-deps.drv
  /nix/store/vj3gn6jvgf8cij82alhcimg2gyh4pim3-claude-agent-acp-0.90.0.drv
  /nix/store/7wphcybwkv4vnz4z8szhabx1ym5nifnd-check-claude-agent-acp.drv