Create setup_test.yml

.github/workflows/setup_test.yml

@@ -0,0 +1,21 @@
+name: Setup and test
+
+on: [ push, pull_request ]
+
+jobs:
+  tests:
+    name: Composer setup and tests
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install dependencies
+        run: |
+          composer install --no-interaction --no-progress --no-suggest
+      - name: Run tests
+        run: |
+          composer validate --strict