GitHub Actions starting with pre-commit

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+---
+name: ci
+
+# yamllint disable-line rule:truthy
+on:
+  push:
+  pull_request:
+
+concurrency:
+  group: ci-${{github.ref}}-${{github.event.pull_request.number || github.run_number}}
+  cancel-in-progress: true
+
+jobs:
+  prechecks:
+    uses: ./.github/workflows/pre-commit.yml
+  all-prechecks:
+    needs: [prechecks]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Success
+        run: "true"

.github/workflows/pre-commit.yml

@@ -0,0 +1,18 @@
+---
+name: pre-commit
+
+# yamllint disable-line rule:truthy
+on:
+  workflow_call:
+
+concurrency:
+  group: style-${{github.ref}}-${{github.event.pull_request.number || github.run_number}}
+  cancel-in-progress: true
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+      - uses: pre-commit/[email protected]