remove stale backend tooling

Stop invoking the unavailable formatter and remove factory usage for the missing user factory. Give PHPStan workers the same memory allowance as the development shell.

backend/composer.json

@@ -46,12 +46,6 @@
             "Composer\\Config::disableProcessTimeout",
             "@php artisan dev"
         ],
-        "lint": [
-            "pint --parallel"
-        ],
-        "lint:check": [
-            "pint --parallel --test"
-        ],
         "ci:check": [
             "Composer\\Config::disableProcessTimeout",
             "npm run lint:check",
@@ -60,11 +54,10 @@
             "@test"
         ],
         "types:check": [
-            "phpstan analyse"
+            "phpstan analyse --memory-limit=1G"
         ],
         "test": [
             "@php artisan config:clear --ansi",
-            "@lint:check",
             "@types:check",
             "@php artisan test"
         ],