ci: add pre-commit update

.github/workflows/ci.yml

@@ -14,11 +14,5 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: "3.11"
-    - name: Cache virtualenv
-      id: cache-venv
-      uses: actions/cache@v4
-      with:
-        path: .venv
-        key: ${{ runner.os }}-py${{ steps.setup-python.outputs.python-version }}-venv
     - name: make test
       run: make test

.github/workflows/pre-commit-update.yml

@@ -0,0 +1,40 @@
+# Until Dependabot support is released https://github.com/dependabot/dependabot-core/issues/1524
+name: Pre-commit update
+
+on:
+  # first day of every month
+  schedule:
+    - cron: "0 0 1 * *"
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        id: setup-python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+      - name: make test
+        run: make test
+      - name: pre-commit autoupdate
+        run: make pc-update
+      - name: Commit and push
+        run: |
+          git add .
+          git commit -m bump
+          git push -f origin HEAD:bump-pre-commit-hooks
+      - name: Open pull request
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh pr create --title "chore: bump pre-commit hooks"

Makefile

@@ -20,7 +20,9 @@ clean:
 	rm -rf $(test-cookie)
 
 ## bake a test cookie and run make hooks
-test: $(cookiecutter) clean
+test: clean $(test-cookie)
+
+$(test-cookie): $(cookiecutter)
 	$(cookiecutter) -o $(test-cookie)/../ --no-input --config-file cookiecutter-config.yaml .
 ifndef SKIP_HOOKS
 	cd $(test-cookie) && git init && git add . && make hooks
@@ -31,3 +33,6 @@ outdated: $(test-cookie)
 	$(test-cookie)/.venv/bin/pip list --outdated
 	cd $(test-cookie) && npm outdated
 
+pc-update: $(test-cookie)
+	cd $(test-cookie) && .venv/bin/pre-commit autoupdate
+	cp $(test-cookie)/.pre-commit-config.yaml {{cookiecutter.repo_name}}/