this derivation will be built:
  /nix/store/japv7fjmhskhqhqb6za7aq4l1nffxy1b-treefmt-check.drv
building '/nix/store/japv7fjmhskhqhqb6za7aq4l1nffxy1b-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 17 files
treefmt-check> emitted 15 files for processing
treefmt-check> formatted 15 files (0 changed) in 32ms

post-build step Route build to niks3: ok
Pushing mulatta/slack-apps to https://niks3.mulatta.io
time=2026-08-31T13:47:51.789+09:00 level=INFO msg="Uploading 0 paths to niks3.mulatta.io (1 already cached)"
time=2026-08-31T13:47:52.880+09:00 level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T13:47:53.394+09:00 level=INFO msg="Upload complete. (1.691s)"