chore: /admin/usage页面增加一个刷新按钮

frontend/src/components/admin/usage/UsageFilters.vue

@@ -154,6 +154,9 @@
 
       <!-- Right: actions -->
       <div v-if="showActions" class="flex w-full flex-wrap items-center justify-end gap-3 sm:w-auto">
+        <button type="button" @click="$emit('refresh')" class="btn btn-secondary">
+          {{ t('common.refresh') }}
+        </button>
         <button type="button" @click="$emit('reset')" class="btn btn-secondary">
           {{ t('common.reset') }}
         </button>
@@ -194,6 +197,7 @@ const emit = defineEmits([
   'update:startDate',
   'update:endDate',
   'change',
+  'refresh',
   'reset',
   'export',
   'cleanup'

frontend/src/views/admin/UsageView.vue

@@ -17,7 +17,7 @@
           <TokenUsageTrend :trend-data="trendData" :loading="chartsLoading" />
         </div>
       </div>
-      <UsageFilters v-model="filters" v-model:startDate="startDate" v-model:endDate="endDate" :exporting="exporting" @change="applyFilters" @reset="resetFilters" @cleanup="openCleanupDialog" @export="exportToExcel" />
+      <UsageFilters v-model="filters" v-model:startDate="startDate" v-model:endDate="endDate" :exporting="exporting" @change="applyFilters" @refresh="refreshData" @reset="resetFilters" @cleanup="openCleanupDialog" @export="exportToExcel" />
       <UsageTable :data="usageLogs" :loading="loading" />
       <Pagination v-if="pagination.total > 0" :page="pagination.page" :total="pagination.total" :page-size="pagination.page_size" @update:page="handlePageChange" @update:pageSize="handlePageSizeChange" />
     </div>
@@ -83,6 +83,7 @@ const loadChartData = async () => {
   } catch (error) { console.error('Failed to load chart data:', error) } finally { chartsLoading.value = false }
 }
 const applyFilters = () => { pagination.page = 1; loadLogs(); loadStats(); loadChartData() }
+const refreshData = () => { loadLogs(); loadStats(); loadChartData() }
 const resetFilters = () => { startDate.value = formatLD(weekAgo); endDate.value = formatLD(now); filters.value = { start_date: startDate.value, end_date: endDate.value, billing_type: null }; granularity.value = 'day'; applyFilters() }
 const handlePageChange = (p: number) => { pagination.page = p; loadLogs() }
 const handlePageSizeChange = (s: number) => { pagination.page_size = s; pagination.page = 1; loadLogs() }