fix(plans): frontend validation for price > 0 and validity_days >= 1

backend/cmd/server/VERSION

@@ -1 +1 @@
-0.1.110.36
+0.1.110.37

frontend/src/i18n/locales/en.ts

@@ -5413,6 +5413,8 @@ export default {
       tabUserSubs: 'User Subscriptions',
       selectGroup: 'Select a group',
       groupRequired: 'Please select a subscription group',
+      priceRequired: 'Price must be greater than 0',
+      validityDaysRequired: 'Validity days must be greater than 0',
       groupMissing: 'Missing',
       groupInfo: 'Group Info',
       platform: 'Platform',

frontend/src/i18n/locales/zh.ts

@@ -5608,6 +5608,8 @@ export default {
       tabUserSubs: '用户订阅',
       selectGroup: '请选择分组',
       groupRequired: '请选择订阅分组',
+      priceRequired: '价格必须大于 0',
+      validityDaysRequired: '有效期天数必须大于 0',
       groupMissing: '缺失',
       groupInfo: '分组信息',
       platform: '平台',

frontend/src/views/admin/orders/AdminPaymentPlansView.vue

@@ -281,6 +281,14 @@ async function handleSavePlan() {
     appStore.showError(t('payment.admin.groupRequired'))
     return
   }
+  if (!planForm.price || planForm.price <= 0) {
+    appStore.showError(t('payment.admin.priceRequired'))
+    return
+  }
+  if (!planForm.validity_days || planForm.validity_days < 1) {
+    appStore.showError(t('payment.admin.validityDaysRequired'))
+    return
+  }
   planSaving.value = true
   try {
     const data = buildPlanPayload()