feat: improve tariff builder UI

- Move promo groups from Servers tab to Extra tab
- Add isActive toggle in Extra tab (tariff status)
- Remove trial toggle from form (not needed for now)
- Replace "T" letter with gift icon for trial toggle in tariff list
- Add i18n translations for new status fields

src/locales/en.json

@@ -1318,6 +1318,11 @@
       "dailyDeductionDesc": "Charged daily from user's balance",
       "dailyPriceRequired": "Enter a price per day greater than 0",
       "cannotSave": "Cannot save tariff:",
+      "statusTitle": "Tariff Status",
+      "isActiveLabel": "Active",
+      "isActiveHint": "Inactive tariffs are not shown to users",
+      "isTrialLabel": "Trial tariff",
+      "isTrialHint": "Available for free trial period",
       "validation": {
         "nameRequired": "Enter tariff name",
         "nameLength": "Name must be 2 to 50 characters",

src/locales/fa.json

@@ -1088,6 +1088,11 @@
       "dailyDeductionDesc": "هر روز از موجودی کاربر کسر می‌شود",
       "dailyPriceRequired": "قیمت روزانه بزرگتر از 0 را وارد کنید",
       "cannotSave": "امکان ذخیره تعرفه وجود ندارد:",
+      "statusTitle": "وضعیت تعرفه",
+      "isActiveLabel": "فعال",
+      "isActiveHint": "تعرفه‌های غیرفعال به کاربران نمایش داده نمی‌شوند",
+      "isTrialLabel": "تعرفه آزمایشی",
+      "isTrialHint": "برای دوره آزمایشی رایگان در دسترس است",
       "validation": {
         "nameRequired": "نام تعرفه را وارد کنید",
         "nameLength": "نام باید ۲ تا ۵۰ کاراکتر باشد",

src/locales/ru.json

@@ -1829,6 +1829,11 @@
       "dailyDeductionDesc": "Списывается ежедневно с баланса пользователя",
       "dailyPriceRequired": "Укажите цену за день больше 0",
       "cannotSave": "Невозможно сохранить тариф:",
+      "statusTitle": "Статус тарифа",
+      "isActiveLabel": "Активен",
+      "isActiveHint": "Неактивные тарифы не отображаются пользователям",
+      "isTrialLabel": "Триальный тариф",
+      "isTrialHint": "Доступен для бесплатного пробного периода",
       "validation": {
         "nameRequired": "Введите название тарифа",
         "nameLength": "Название должно быть от 2 до 50 символов",

src/locales/zh.json

@@ -1125,6 +1125,11 @@
       "dailyDeductionDesc": "每天从用户余额中扣除",
       "dailyPriceRequired": "请输入大于0的每日价格",
       "cannotSave": "无法保存套餐：",
+      "statusTitle": "套餐状态",
+      "isActiveLabel": "已激活",
+      "isActiveHint": "未激活的套餐不会显示给用户",
+      "isTrialLabel": "试用套餐",
+      "isTrialHint": "可用于免费试用期",
       "validation": {
         "nameRequired": "请输入套餐名称",
         "nameLength": "名称必须为2到50个字符",