Add JUST the Composer scripts

composer.json

@@ -64,6 +64,15 @@
         "post-update-cmd": [
             "php artisan october:util set build",
             "php artisan package:discover"
+        ],
+        "test": [
+            "phpunit --stop-on-failure --prepend ./vendor/october/rain/src/Support/helpers.php"
+        ],
+        "lint": [
+            "parallel-lint --exclude vendor --exclude storage --exclude tests/fixtures/plugins/testvendor/goto/Plugin.php ."
+        ],
+        "sniff": [
+            "phpcs --colors -nq --report=\"full\" --extensions=\"php\""
         ]
     },
     "config": {