coverage-comment.yml

name: Post Coverage Comment

on:
  workflow_run:
    # Must match the 'name' key in ci.yml exactly
    workflows: ["CI/Test"]
    types:
      - completed

permissions:
  pull-requests: write

jobs:
  comment:
    runs-on: ubuntu-latest
    if: >
      github.event.workflow_run.event == 'pull_request' &&
      github.event.workflow_run.conclusion == 'success'
    steps:
      - name: Download Coverage Artifact
        uses: actions/download-artifact@v8
        with:
          name: coverage-artifact
          run-id: ${{ github.event.workflow_run.id }}
          github-token: ${{ secrets.GITHUB_TOKEN }}

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

      - name: Post Coverage Comment
        uses: marocchino/sticky-pull-request-comment@v3
        with:
          number: ${{ steps.pr.outputs.number }}
          path: coverage_comment.txt
          header: coverage