update-docs.yml

# Update the docs using the rewrite-recipe-markdown-generator
name: Update docs

on:
  workflow_dispatch:
  schedule:
    - cron: "0 9 * * *"

concurrency:
  group: "update-docs"
  cancel-in-progress: true

jobs:
  build:
    name: Update docs
    runs-on: ubuntu-latest
    timeout-minutes: 20
    steps:
      # Shared setup
      - uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 17
      - uses: gradle/actions/setup-gradle@v4

      # Run generator
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          repository: 'openrewrite/rewrite-recipe-markdown-generator'
          path: 'rewrite-recipe-markdown-generator'
      - name: Generate Markdown
        run: ./gradlew ${{ env.GRADLE_SWITCHES }} latestVersionsMarkdown
        working-directory: rewrite-recipe-markdown-generator

      # Move generated markdown to docs/
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          path: 'rewrite-docs'
      - name: Move generated markdown to docs/
        run: |
          mv rewrite-recipe-markdown-generator/build/docs/*.md rewrite-docs/docs/reference/
          mv rewrite-recipe-markdown-generator/build/docs/*.js rewrite-docs/src/plugins/

      # Commit and push changes
      - name: configure-git-user
        working-directory: rewrite-docs
        run: |
          git config user.email "team@moderne.io"
          git config user.name "team-moderne[bot]"
      - name: Commit and push
        working-directory: rewrite-docs
        run: |
          export MSG="[Auto] Latest versions as of $(date +'%Y-%m-%d %H:%M')"
          export DOC=docs/reference/latest-versions-of-every-openrewrite-module.md
          export JS=src/plugins/latest-versions.js
          if ! git diff-index --quiet HEAD ${DOC} ${JS};
          then
            git commit --message "${MSG}" ${DOC} ${JS};
            git push origin master;
          fi