added github action for pre-commit

Author: garethahealy

.github/workflows/config-validated.yml

@@ -0,0 +1,41 @@
+name: Run pre-commit
+on:
+  pull_request:
+    branches:
+      - main
+
+# Declare default permissions as read only.
+permissions: read-all
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    name: pre-commit
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5
+        with:
+          python-version: 3.x
+
+      - name: Remove rh-pre-commit hook (requires VPN)
+        uses: mikefarah/yq@8bf425b4d1344db7cd469a8d10a390876e0c77fd # v4.45.1
+        with:
+          cmd: yq -i 'del( .repos[] | select(.rev == "rh-pre-commit-*"))' .pre-commit-config.yaml
+
+      - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
+
+      - name: Check if there are changes
+        id: changes
+        run: |
+          git checkout HEAD -- .pre-commit-config.yaml
+          echo "changed=$(git status --porcelain | wc -l)" >> $GITHUB_OUTPUT
+
+      - name: Fail if l changes found
+        if: steps.changes.outputs.changed >= 1
+        run: |
+          echo "Uncommitted changes exist. Failing."
+          echo
+          git status --porcelain
+          exit 1