chore: sync files (#17)

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: github-actions <[email protected]>

.github/pull_request_template.md

@@ -0,0 +1,11 @@
+## Description
+
+## How was this PR tested?
+
+## Notes for reviewers
+
+None.
+
+## Effects on system behavior
+
+None.

.github/workflows/comment-on-pr.yaml

@@ -0,0 +1,29 @@
+# This file is automatically synced from:
+# https://github.com/autowarefoundation/sync-file-templates
+# To make changes, update the source repository and follow the guidelines in its README.
+
+name: comment-on-pr
+on:
+  pull_request_target:
+
+jobs:
+  comment-on-pr:
+    runs-on: ubuntu-22.04
+    permissions:
+      pull-requests: write
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Initial PR comment
+        uses: marocchino/sticky-pull-request-comment@v2
+        with:
+          message: |
+            Thank you for contributing to the Autoware project!
+
+            🚧 If your pull request is in progress, [switch it to draft mode](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/changing-the-stage-of-a-pull-request#converting-a-pull-request-to-a-draft).
+
+            Please ensure:
+            - You've checked our [contribution guidelines](https://autowarefoundation.github.io/autoware-documentation/main/contributing/).
+            - Your PR follows our [pull request guidelines](https://autowarefoundation.github.io/autoware-documentation/main/contributing/pull-request-guidelines/).
+            - All required CI checks pass before [marking the PR ready for review](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/changing-the-stage-of-a-pull-request#marking-a-pull-request-as-ready-for-review).