bump-version-on-main.yml

# 每次向 main 推送（含合并 PR）后，自动将 package.json 最后一位小版本 +1。
# 自动提交信息含 [skip-version]，避免无限循环。发正式版或大版本时请人工改版本号后再合并。

name: Bump package version on main

on:
  workflow_dispatch:

permissions:
  contents: write

concurrency:
  group: bump-package-version-main
  cancel-in-progress: false

jobs:
  bump-patch:
    runs-on: ubuntu-latest
    # 跳过自动发版机器人自己的提交，防止循环触发
    if: >-
      github.event_name == 'workflow_dispatch' ||
      (github.event.head_commit != null &&
       !contains(github.event.head_commit.message, '[skip-version]'))

    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Bump package.json patch (last segment)
        id: bump
        run: |
          node scripts/bump-package-patch-version.js
          VERSION=$(node -p "require('./package.json').version")
          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"

      - name: Push version bump branch
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          if git diff --quiet package.json; then
            echo "No version change (unexpected)."
            exit 0
          fi
          BRANCH="chore/bump-package-version"
          git checkout -B "${BRANCH}"
          git add package.json
          git commit -m "chore(release): bump package.json to ${{ steps.bump.outputs.version }} [skip-version]"
          git push --force-with-lease origin "${BRANCH}"
          {
            echo "Version bump branch pushed: \`${BRANCH}\`"
            echo ""
            echo "Create a pull request from \`${BRANCH}\` to \`main\` to publish version ${{ steps.bump.outputs.version }}."
          } >> "$GITHUB_STEP_SUMMARY"