name: buf.build
on:
  push:
    branches:
      - main
permissions:
  contents: read

jobs:
  buf:
    name: lint and publish
    runs-on: ubuntu-latest
    if: github.repository_owner == 'prometheus'
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - uses: bufbuild/buf-setup-action@382440cdb8ec7bc25a68d7b4711163d95f7cc3aa # v1.28.1
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
      - uses: bufbuild/buf-lint-action@bd48f53224baaaf0fc55de9a913e7680ca6dbea4 # v1.0.3
        with:
          input: 'prompb'
      - uses: bufbuild/buf-breaking-action@f47418c81c00bfd65394628385593542f64db477 # v1.1.2
        with:
          input: 'prompb'
          against: 'https://github.com/prometheus/prometheus.git#branch=main,ref=HEAD~1,subdir=prompb'
      - uses: bufbuild/buf-push-action@342fc4cdcf29115a01cf12a2c6dd6aac68dc51e1 # v1.1.1
        with:
          input: 'prompb'
          buf_token: ${{ secrets.BUF_TOKEN }}