Add custom body for awesome list sync PRs

.github/workflows/docs.yaml

@@ -371,13 +371,27 @@ jobs:
           fetch-depth: 0
       - name: Sync from template repo
         id: template_sync
-        uses: AndreasAugustin/actions-template-sync@v1.8.1
+        uses: AndreasAugustin/actions-template-sync@v1.9.0
         with:
           github_token: ${{ secrets.WORKFLOW_UPDATE_GITHUB_PAT || secrets.GITHUB_TOKEN }}
           source_repo_path: kdeldycke/awesome-template
           pr_title: "[sync] Updates from `awesome-template`"
           pr_commit_msg: "[sync] Updates from awesome-template"
           pr_branch_name_prefix: "sync-awesome-template"
+          pr_body: >
+            Files synced from [`${SOURCE_REPO_PATH}@${TEMPLATE_GIT_HASH}`
+            repository](https://github.com/${SOURCE_REPO_PATH}/tree/${TEMPLATE_GIT_HASH}).
+
+
+            <details><summary><code>Workflow metadata</code></summary>
+
+
+            > [Auto-generated on run `#${{ github.run_id }}`](${{ github.event.repository.html_url }}/actions/runs/${{
+            github.run_id }}) by `${{ github.job }}` job from [`docs.yaml`](${{ github.event.repository.html_url
+            }}/blob/${{ github.sha }}/.github/workflows/docs.yaml) workflow.
+
+
+            </details>
           pr_labels: "📚 documentation"
       - name: Checkout new template sync branch
         uses: actions/checkout@v4.1.2