split openapi workflows between pull request and merge

.github/workflows/openapi/workflow-run.yml

@@ -0,0 +1,59 @@
+name: OpenAPI Report
+
+on:
+  workflow_run:
+    workflows:
+    - OpenAPI Check
+    types:
+    - completed
+
+jobs:
+  metadata:
+    name: Generate Metadata
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    outputs:
+      pr_number: ${{ steps.pr_number.outputs.pr_number }}
+    steps:
+    - name: Get Pull Request Number
+      id: pr_number
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        HEAD_SHA: ${{ github.event.workflow_run.head_sha }}
+      run: |
+        API_RESPONSE=$(gh pr list --repo "${GITHUB_REPOSITORY}" --search "${HEAD_SHA}" --state open --json number)
+        PR_NUMBER=$(echo "${API_RESPONSE}" | jq '.[0].number')
+
+        echo "repository: ${GITHUB_REPOSITORY}"
+        echo "sha: ${HEAD_SHA}"
+        echo "response: ${API_RESPONSE}"
+        echo "pr: ${PR_NUMBER}"
+
+        echo "pr_number=${PR_NUMBER}" >> "${GITHUB_OUTPUT}"
+
+  comment:
+    name: Pull Request Comment
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    needs:
+    - metadata
+    permissions:
+      pull-requests: write
+      actions: read
+      contents: read
+    steps:
+    - name: Download OpenAPI Report
+      id: download_report
+      uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
+      with:
+        name: openapi-diff-report
+        path: openapi-diff-report
+        run-id: ${{ github.event.workflow_run.id }}
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+    - name: Push Comment
+      uses: thollander/actions-comment-pull-request@24bffb9b452ba05a4f3f77933840a6a841d1b32b # v3.0.1
+      with:
+        github-token: ${{ secrets.JF_BOT_TOKEN }}
+        file-path: ${{ steps.download_report.outputs.download-path }}/openapi-changelog.md
+        pr-number: ${{ needs.metadata.outputs.pr_number }}
+        comment-tag: openapi-report