ci: Run pre-commit checks in CI

Run the pre-commit checks in a github workflow to validate that a PR
or a direct push to the repo does not introduce new errors.

Signed-off-by: Russell Bryant <rbryant@redhat.com>

.github/workflows/pre-commit.yml

@@ -0,0 +1,28 @@
+name: Pre-commit
+
+on: [push, pull_request]
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+
+      - name: Set up Python
+        uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
+        with:
+          python-version: '3.11'
+          cache: pip
+          cache-dependency-path: |
+            **/requirements*.txt
+            .pre-commit-config.yaml
+
+      - name: Install pre-commit
+        run: |
+          python -m pip install --upgrade pip
+          pip install pre-commit
+
+      - name: Run pre-commit
+        run: pre-commit run --all-files