ci: run pre-commit for our testing

.github/workflows/pre-commit.yml

@@ -0,0 +1,31 @@
+---
+name: pre-commit
+
+on:  # yamllint disable-line rule:truthy
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        id: setup-python
+        with:
+          python-version: '3.11'
+          cache: 'pip'
+      - uses: actions/cache@v4
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit-${{ hashFiles('.pre-commit-config.yaml') }}
+      - run: pip install pre-commit
+      - name: "run pre-commit"
+        run: |
+          echo '```console' > $GITHUB_STEP_SUMMARY
+          pre-commit run --all-files --show-diff-on-failure --color=never >> $GITHUB_STEP_SUMMARY
+          exit_code=$?
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          exit $exit_code