ci: add pre-commit check

Author: machow

.github/workflows/code-checks.yml

@@ -0,0 +1,18 @@
+name: Code Checks
+
+on:
+  workflow_dispatch:
+  push:
+    branches: ['main', 'dev-*']
+  pull_request:
+  release:
+    types: [published]
+
+jobs:
+  pre-commit:
+    name: "Run pre-commit"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: pre-commit/[email protected]