awesome-mlss/.github/workflows/post-pr-preview.yml at master · Uncodedtech/awesome-mlss · GitHub

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name: Post README preview comment

on:
  workflow_run:
    workflows: ['README preview (PR)']
    types: [completed]

permissions:
  pull-requests: write

jobs:
  post-comment:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    steps:
      - name: Download preview artifact
        uses: actions/download-artifact@v4
        with:
          name: readme-preview
          run-id: ${{ github.event.workflow_run.id }}
          github-token: ${{ secrets.GITHUB_TOKEN }}
          path: ./preview

      - name: Read PR number
        id: pr
        run: |
          number=$(cat ./preview/pr-number.txt)
          echo "number=$number" >> "$GITHUB_OUTPUT"

      - name: Read preview body
        id: body
        run: |
          {
            echo 'body<<PREVIEW_EOF'
            cat ./preview/preview.md
            echo 'PREVIEW_EOF'
          } >> "$GITHUB_OUTPUT"

      - name: Find existing preview comment
        uses: peter-evans/find-comment@v3
        id: find
        with:
          issue-number: ${{ steps.pr.outputs.number }}
          body-includes: '<!-- readme-preview-bot -->'

      - name: Create or update comment
        uses: peter-evans/create-or-update-comment@v4
        with:
          issue-number: ${{ steps.pr.outputs.number }}
          comment-id: ${{ steps.find.outputs.comment-id }}
          body: ${{ steps.body.outputs.body }}
          edit-mode: replace