Refactor helper drift in lib: centralize theme/translation and remove app() hotspots

lib/Service/User/UserPasswordPolicyService.php

@@ -2,8 +2,12 @@
 
 namespace MintyPHP\Service\User;
 
+use MintyPHP\Service\I18n\TranslatesServiceText;
+
 class UserPasswordPolicyService
 {
+    use TranslatesServiceText;
+
     private const PASSWORD_MIN_LENGTH = 12;
 
     public function validate(string $password, string $password2, bool $required, ?string $email): array
@@ -61,15 +65,4 @@ class UserPasswordPolicyService
         return self::PASSWORD_MIN_LENGTH;
     }
 
-    // Wrapper so this service can be used in tests before the t() helper is loaded.
-    private function translate(string $text, mixed ...$args): string
-    {
-        if (function_exists('t')) {
-            return t($text, ...$args);
-        }
-        if ($args === []) {
-            return $text;
-        }
-        return vsprintf($text, array_map(static fn ($arg) => (string) $arg, $args));
-    }
 }