feat(report): show live slow-sql threshold in header

admin-frontend/src/pages/ReportPage.vue

@@ -453,6 +453,18 @@ function openSlowSqlDetails() {
   slowSqlDetailsOpen.value = true
 }
 
+const reportSlowSqlThreshold = computed(() => {
+  const runtimeThreshold = slowSqlMetrics.value?.slow_threshold_ms
+  if (runtimeThreshold !== undefined && runtimeThreshold !== null) {
+    return formatMs(runtimeThreshold)
+  }
+  const configThreshold = systemConfig.value?.db_slow_query_ms
+  if (configThreshold !== undefined && configThreshold !== null) {
+    return formatMs(configThreshold)
+  }
+  return '-'
+})
+
 const configModuleItems = computed(() => [
   { label: '定时任务', value: scheduleEnabled.value ? '启用' : '关闭' },
   { label: '执行时间', value: scheduleTime.value || '-' },
@@ -462,6 +474,7 @@ const configModuleItems = computed(() => [
   { label: '全局并发', value: maxConcurrentGlobal.value || '-' },
   { label: '单账号并发', value: maxConcurrentPerAccount.value || '-' },
   { label: '截图并发', value: maxScreenshotConcurrent.value || '-' },
+  { label: '慢SQL阈值', value: reportSlowSqlThreshold.value },
 ])
 
 const mobileModules = computed(() => [
@@ -646,6 +659,8 @@ onUnmounted(() => {
           <h2>报表中心</h2>
           <div class="hero-meta app-muted">
             <span v-if="lastUpdatedAt">更新时间：{{ lastUpdatedAt }}</span>
+            <span class="hero-dot">·</span>
+            <span>慢SQL阈值 {{ reportSlowSqlThreshold }}</span>
             <span v-if="serverInfo?.uptime" class="hero-dot">·</span>
             <span v-if="serverInfo?.uptime">运行 {{ serverInfo.uptime }}</span>
           </div>