Setup simple CI to run phpstan

Author: ivanvasechko

.github/workflows/phpstan.yml

@@ -0,0 +1,25 @@
+name: PHPStan
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  phpstan:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.5'
+
+      - name: Install dependencies
+        run: composer install --prefer-dist --no-progress
+
+      - name: Run PHPStan
+        run: vendor/bin/phpstan analyse