[Rector] Enabled rector on CI

Author: adamwojs

.github/workflows/ci.yaml

@@ -33,6 +33,31 @@ jobs:
       - name: Run code style check
         run: composer run-script check-cs -- --format=checkstyle | cs2pr
 
+  rector:
+    name: Run rector
+    runs-on: "ubuntu-22.04"
+    strategy:
+      matrix:
+        php:
+          - '8.3'
+    steps:
+      -   uses: actions/checkout@v4
+
+      -   name: Setup PHP Action
+          uses: shivammathur/setup-php@v2
+          with:
+            php-version: ${{ matrix.php }}
+            coverage: none
+            extensions: 'pdo_sqlite, gd'
+            tools: cs2pr
+
+      -   uses: ramsey/composer-install@v3
+          with:
+            dependency-versions: highest
+
+      -   name: Run rector
+          run: vendor/bin/rector process --dry-run --ansi
+
   tests:
     name: Tests
     runs-on: "ubuntu-22.04"