ci: add composer script for local pipeline runs

Author: chr-hertel

Diff for: composer.json

@@ -106,6 +106,16 @@
             "cache:clear": "symfony-cmd",
             "assets:install %PUBLIC_DIR%": "symfony-cmd",
             "importmap:install": "symfony-cmd"
-        }
+        },
+        "pipeline": [
+            "composer validate --strict",
+            "php -l src/**/*.php tests/**/*.php",
+            "bin/console lint:twig templates",
+            "bin/console lint:yaml config",
+            "bin/console lint:container",
+            "PHP_CS_FIXER_IGNORE_ENV=1 vendor/bin/php-cs-fixer fix --dry-run",
+            "phpstan analyse",
+            "XDEBUG_MODE=coverage vendor/bin/phpunit --coverage-html=coverage"
+        ]
     }
 }