these 3 derivations will be built:
  /nix/store/1dh2ww7wsqf1mwjq8qzphhnd6rhcv70q-letta-code-src-with-lock.drv
  /nix/store/sm2wa6iks3h36zd6c50zjy28njh0ds05-letta-code-0.30.30-npm-deps.drv
  /nix/store/hn6iza6vc6l0d6llkmsl4afbjl0jqc2q-letta-code-0.30.30.drv