these 3 derivations will be built:
  /nix/store/bdknssvxy6sqx39kca5mg5mm7fb3958p-letta-code-src-with-lock.drv
  /nix/store/w19vhw085qxbi9mc9m1c7b31awn1kxns-letta-code-0.34.58.drv
  /nix/store/7v40617984yf2fbkxfvcmjqnh7cjbwsm-check-letta-code.drv