these 5 derivations will be built:
  /nix/store/k83wq9y0w75rfzbrpl29rpp4r31jml09-source.drv
  /nix/store/q624m3vqw67ffdjyn5s374xznlwks1ad-python3.14-mcp-types-2.2.0.drv
  /nix/store/hc2x75zkaxf45z8pr6asdk8c4vqzbyyz-python3.14-mcp-2.2.0.drv
  /nix/store/4s3j3sccrjnipnbkf24gc4m340ap7bq2-spec-kit-1.1.3.drv
  /nix/store/7711ldlca2jm245jyhvpz1cq0d6kaqwl-check-spec-kit.drv