these 5 derivations will be built:
  /nix/store/k68hl7qkpzblhfdck7bi4jivimk40pmx-letta-code-0.34.25.tgz.drv
  /nix/store/dsv6ir1dlz9w3hjk14kwrp8cyb8w6mhy-letta-code-src-with-lock.drv
  /nix/store/r66f893s8d2vm1vshj2p5gpjkrxj97mr-letta-code-0.34.25-npm-deps.drv
  /nix/store/c0l41kb9jc8hypy48ayvld3ndm2nc8cx-letta-code-0.34.25.drv
  /nix/store/8k9kqdvdqcz1jgfbhfi0jnc44gccp3gj-check-letta-code.drv