chore(ci): add codecept build step before phpstan

Author: SamMousa

.github/workflows/main.yml

@@ -27,6 +27,9 @@ jobs:
       - name: Install dependencies
         run: composer install --prefer-dist --no-progress --no-interaction --no-suggest
 
+      - name: Build test actors
+        run: php vendor/bin/codecept build
+
       - name: Run PHPStan
         run: phpstan