clean-preview-environment.yml

# This is a post action for deploy-preview-environments
name: Clean preview environment that is just its PR is closed
on:
  pull_request:
    types:
      - closed
concurrency:
  group: "github-pages-mirror-for-previews"
  cancel-in-progress: true

jobs:
  mirror_to_preview_repo:
    runs-on: ubuntu-latest
    environment:
      name: github-pages-mirror-for-previews
    env:
      SSH_KEY: ${{ secrets.SSH_DEPLOY_KEY_PRIVATE_FOR_ORIGIN_PLANTUML_WASM_REPO }}
      PR_NUMBER: ${{ github.event.number }}
    steps:
      - name: Checkout Source
        uses: actions/checkout@v3
      - name: Create an empty directory
        run: |
          EMPTY_DIRECTORY=$(mktemp -d)
          echo "EMPTY_DIRECTORY=$EMPTY_DIRECTORY" >> $GITHUB_ENV          
        shell: bash
      - name: Remove preview environment
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          folder: ${{ env.EMPTY_DIRECTORY }}
          repository-name: "plantuml/plantuml-wasm-dev"
          target-folder: "pr-${{ env.PR_NUMBER }}"
          ssh-key: ${{ secrets.SSH_DEPLOY_KEY_PRIVATE_FOR_ORIGIN_PLANTUML_WASM_REPO }}
          single-commit: true
      - name: Remove URL from the comment
        if: env.deployment_status == 'success'
        uses: marocchino/sticky-pull-request-comment@v2
        with:
          header: pr-deployed
          message: "Preview URL is removed automatically after the PR is closed."