this derivation will be built:
  /nix/store/bpdwr1z03ih70w3f976gv7ldvsx473wj-spaces-integrations-mcp-profile-test.drv
building '/nix/store/bpdwr1z03ih70w3f976gv7ldvsx473wj-spaces-integrations-mcp-profile-test.drv'

post-build step Upload to niks3: ok
time=2026-09-21T12:53:48.566Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-21T12:53:48.978Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-21T12:53:49.031Z level=INFO msg="Upload complete. (486ms)"