validate_commits.yml

# This workflow will ensure that the commit messages follow a certain format

name: Validate commits

on:
  pull_request:
    branches: [main]
    paths:
      - '*/**'

env:
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  PULL_ORIGIN_REPO: "${{ github.event.pull_request.head.repo.full_name || github.repository }}"
  go_version: "1.19.x"

jobs:
  check_commits:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - uses: actions/setup-go@v3

      - uses: actions/cache@v3
        with:
          path: |
            ~/go/pkg/mod
            ~/.cache/go-build
          key: ${{ runner.os }}-go-${{ env.go_version }}-conform_ghaction-${{ hashFiles('.github/validate_commits.yml') }}
          restore-keys: ${{ runner.os }}-go-${{ env.go_version }}-conform_ghaction

      - run: go install github.com/siderolabs/conform/cmd/conform@latest
      - run: git remote add pr_origin https://github.com/${{ env.PULL_ORIGIN_REPO }} && git fetch pr_origin ${{ github.head_ref }}
      - run: ~/go/bin/conform enforce --revision-range remotes/origin/main..remotes/pr_origin/${{ github.head_ref }}