these 3 derivations will be built:
  /nix/store/acv7x790fwb23cmxg3mmcnc8xpbjy3gd-letta-code-src-with-lock.drv
  /nix/store/7yj1zngzmvhvk02g2s7rms1i2hs7cjv1-letta-code-0.34.20.drv
  /nix/store/bpqc5kkqqrg1bhfqklh5q8jhacagvkmk-check-letta-code.drv