add twig-lint

Signed-off-by: Simon L <szaimen@e.mail.de>

.github/workflows/twig-lint.yml

@@ -0,0 +1,55 @@
+name: Twig Lint
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+concurrency: 
+  group: lint-twig-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  twig-lint:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php-versions: ["8.1"]
+
+    name: twig-lint
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up php ${{ matrix.php-versions }}
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          coverage: none
+
+      - name: twig lint
+        run: |
+          cd php
+          composer require sserbin/twig-linter:@dev --no-progress --dev
+          composer install
+          chmod +x ./vendor/bin/twig-linter
+          ./vendor/bin/twig-linter lint ./templates
+
+  summary:
+    permissions:
+      contents: none
+    runs-on: ubuntu-latest
+    needs: twig-lint
+
+    if: always()
+
+    name: twig-lint-summary
+
+    steps:
+      - name: Summary status
+        run: if ${{ needs.twig-lint.result != 'success' && needs.twig-lint.result != 'skipped' }}; then exit 1; fi