feat: 平台图标与计费修复

- fix(billing): 修复 OpenAI 兼容 API 缓存 token 重复计费问题
- fix(auth): 隐藏数据库错误详情，返回通用服务不可用错误
- feat(ui): 新增 PlatformIcon 组件，GroupBadge 支持平台颜色区分
- feat(ui): 账号管理新增重置状态按钮，重授权后自动清除错误
- feat(ui): 分组管理新增计费类型列，显示订阅限额信息
- ui: 首页 GPT 状态改为已支持

frontend/src/views/admin/AccountsView.vue

@@ -139,6 +139,17 @@
 
           <template #cell-actions="{ row }">
             <div class="flex items-center gap-1">
+              <!-- Reset Status button for error accounts -->
+              <button
+                v-if="row.status === 'error'"
+                @click="handleResetStatus(row)"
+                class="p-2 rounded-lg hover:bg-red-50 dark:hover:bg-red-900/20 text-red-500 hover:text-red-600 dark:hover:text-red-400 transition-colors"
+                :title="t('admin.accounts.resetStatus')"
+              >
+                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="1.5">
+                  <path stroke-linecap="round" stroke-linejoin="round" d="M9 15L3 9m0 0l6-6M3 9h12a6 6 0 010 12h-3" />
+                </svg>
+              </button>
               <!-- Clear Rate Limit button -->
               <button
                 v-if="isRateLimited(row) || isOverloaded(row)"
@@ -496,6 +507,23 @@ const handleClearRateLimit = async (account: Account) => {
   }
 }
 
+// Reset account status (clear error and rate limit)
+const handleResetStatus = async (account: Account) => {
+  try {
+    // Clear error status
+    await adminAPI.accounts.clearError(account.id)
+    // Also clear rate limit if exists
+    if (isRateLimited(account) || isOverloaded(account)) {
+      await adminAPI.accounts.clearRateLimit(account.id)
+    }
+    appStore.showSuccess(t('admin.accounts.statusReset'))
+    loadAccounts()
+  } catch (error: any) {
+    appStore.showError(error.response?.data?.detail || t('admin.accounts.failedToResetStatus'))
+    console.error('Error resetting account status:', error)
+  }
+}
+
 // Toggle schedulable
 const handleToggleSchedulable = async (account: Account) => {
   togglingSchedulable.value = account.id

frontend/src/views/admin/GroupsView.vue

@@ -60,14 +60,46 @@
           </template>
 
           <template #cell-platform="{ value }">
-            <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-purple-100 text-purple-800 dark:bg-purple-900/30 dark:text-purple-400">
-              <svg class="w-3 h-3 mr-1" fill="currentColor" viewBox="0 0 24 24">
-                <path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z"/>
-              </svg>
-              {{ value.charAt(0).toUpperCase() + value.slice(1) }}
+            <span
+              :class="[
+                'inline-flex items-center gap-1.5 px-2.5 py-0.5 rounded-full text-xs font-medium',
+                value === 'anthropic'
+                  ? 'bg-orange-100 text-orange-700 dark:bg-orange-900/30 dark:text-orange-400'
+                  : 'bg-emerald-100 text-emerald-700 dark:bg-emerald-900/30 dark:text-emerald-400'
+              ]"
+            >
+              <PlatformIcon :platform="value" size="xs" />
+              {{ value === 'anthropic' ? 'Anthropic' : 'OpenAI' }}
             </span>
           </template>
 
+          <template #cell-billing_type="{ row }">
+            <div class="space-y-1">
+              <!-- Type Badge -->
+              <span
+                :class="[
+                  'inline-block px-2 py-0.5 rounded-full text-xs font-medium',
+                  row.subscription_type === 'subscription'
+                    ? 'bg-violet-100 text-violet-700 dark:bg-violet-900/30 dark:text-violet-400'
+                    : 'bg-gray-100 text-gray-600 dark:bg-gray-700 dark:text-gray-300'
+                ]"
+              >
+                {{ row.subscription_type === 'subscription' ? t('admin.groups.subscription.subscription') : t('admin.groups.subscription.standard') }}
+              </span>
+              <!-- Subscription Limits - compact single line -->
+              <div v-if="row.subscription_type === 'subscription'" class="text-xs text-gray-500 dark:text-gray-400">
+                <template v-if="row.daily_limit_usd || row.weekly_limit_usd || row.monthly_limit_usd">
+                  <span v-if="row.daily_limit_usd">${{ row.daily_limit_usd }}/{{ t('admin.groups.limitDay') }}</span>
+                  <span v-if="row.daily_limit_usd && (row.weekly_limit_usd || row.monthly_limit_usd)" class="mx-1 text-gray-300 dark:text-gray-600">·</span>
+                  <span v-if="row.weekly_limit_usd">${{ row.weekly_limit_usd }}/{{ t('admin.groups.limitWeek') }}</span>
+                  <span v-if="row.weekly_limit_usd && row.monthly_limit_usd" class="mx-1 text-gray-300 dark:text-gray-600">·</span>
+                  <span v-if="row.monthly_limit_usd">${{ row.monthly_limit_usd }}/{{ t('admin.groups.limitMonth') }}</span>
+                </template>
+                <span v-else class="text-gray-400 dark:text-gray-500">{{ t('admin.groups.subscription.noLimit') }}</span>
+              </div>
+            </div>
+          </template>
+
           <template #cell-rate_multiplier="{ value }">
             <span class="text-sm text-gray-700 dark:text-gray-300">{{ value }}x</span>
           </template>
@@ -186,8 +218,8 @@
           <input
             v-model.number="createForm.rate_multiplier"
             type="number"
-            step="0.1"
-            min="0.1"
+            step="0.001"
+            min="0.001"
             required
             class="input"
           />
@@ -323,15 +355,17 @@
           <Select
             v-model="editForm.platform"
             :options="platformOptions"
+            :disabled="true"
           />
+          <p class="input-hint">{{ t('admin.groups.platformNotEditable') }}</p>
         </div>
         <div v-if="editForm.subscription_type !== 'subscription'">
           <label class="input-label">{{ t('admin.groups.form.rateMultiplier') }}</label>
           <input
             v-model.number="editForm.rate_multiplier"
             type="number"
-            step="0.1"
-            min="0.1"
+            step="0.001"
+            min="0.001"
             required
             class="input"
           />
@@ -472,6 +506,7 @@ import Modal from '@/components/common/Modal.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
 import EmptyState from '@/components/common/EmptyState.vue'
 import Select from '@/components/common/Select.vue'
+import PlatformIcon from '@/components/common/PlatformIcon.vue'
 
 const { t } = useI18n()
 const appStore = useAppStore()
@@ -479,6 +514,7 @@ const appStore = useAppStore()
 const columns = computed<Column[]>(() => [
   { key: 'name', label: t('admin.groups.columns.name'), sortable: true },
   { key: 'platform', label: t('admin.groups.columns.platform'), sortable: true },
+  { key: 'billing_type', label: t('admin.groups.columns.billingType'), sortable: true },
   { key: 'rate_multiplier', label: t('admin.groups.columns.rateMultiplier'), sortable: true },
   { key: 'is_exclusive', label: t('admin.groups.columns.type'), sortable: true },
   { key: 'account_count', label: t('admin.groups.columns.accounts'), sortable: true },