feat(frontend): 观测网络字节字段与 UV 文案对齐

网络图仅使用 bytes_provided/received；看板与节点 UV 改为 24h/查询窗口
独立访客；清理 traffic_reports 与 openresty 吞吐兼容字段；运维清理目标
改为 node_edge_health。

frontend/app/(main)/nodes/components/network-trend-chart.tsx

@@ -18,7 +18,7 @@ import {
 export function NetworkTrendChart({
   points,
   title = '24 小时网络趋势',
-  description = '按小时展示 OpenResty 入站/出站流量累计，摘要为近 24 小时总量。',
+  description = '按小时展示已提供/接收数据（访问日志）与宿主机网卡；摘要为近 24 小时总量。',
 }: {
   points: NetworkTrendPoint[];
   title?: string;
@@ -40,17 +40,29 @@ export function NetworkTrendChart({
           yAxisValueFormatter={formatBytes}
           series={[
             {
-              label: 'OpenResty 入站',
+              label: '接收数据',
               color: '#22c55e',
               fillColor: 'rgba(34, 197, 94, 0.14)',
               variant: 'area',
-              values: points.map((point) => point.openresty_rx_bytes),
+              values: points.map((point) => point.bytes_received),
               valueFormatter: formatBytes,
             },
             {
-              label: 'OpenResty 出站',
+              label: '已提供数据',
               color: '#38bdf8',
-              values: points.map((point) => point.openresty_tx_bytes),
+              values: points.map((point) => point.bytes_provided),
+              valueFormatter: formatBytes,
+            },
+            {
+              label: '宿主机网卡入站',
+              color: '#a3e635',
+              values: points.map((point) => point.network_rx_bytes),
+              valueFormatter: formatBytes,
+            },
+            {
+              label: '宿主机网卡出站',
+              color: '#f97316',
+              values: points.map((point) => point.network_tx_bytes),
               valueFormatter: formatBytes,
             },
           ]}

frontend/app/(main)/nodes/components/node-observability.tsx

@@ -38,9 +38,7 @@ import { DistributionList } from './distribution-list';
 import { NetworkTrendChart } from './network-trend-chart';
 import { NodeStatusBadge } from './node-status-badge';
 import {
-  aggregateTrafficBreakdown,
   formatBytes,
-  formatBytesPerSecond,
   formatMetricCount,
   formatPercent,
   formatRelativeTime,
@@ -395,26 +393,26 @@ export function NodeObservability({
     resolvedHealthEvents,
   ]);
 
+  const trafficSummary = observability?.analytics?.traffic ?? null;
+  const healthSummary = observability?.analytics?.health ?? null;
+  const distributions = observability?.analytics?.distributions;
   const statusCodeDistribution = useMemo(
     () =>
-      aggregateTrafficBreakdown(
-        observability?.traffic_reports,
-        'status_codes_json',
-      ),
-    [observability?.traffic_reports],
+      (distributions?.status_codes ?? []).map((item) => ({
+        label: item.key,
+        value: item.value,
+      })),
+    [distributions?.status_codes],
   );
   const topDomains = useMemo(
     () =>
-      aggregateTrafficBreakdown(
-        observability?.traffic_reports,
-        'top_domains_json',
-      ),
-    [observability?.traffic_reports],
+      (distributions?.top_domains ?? []).map((item) => ({
+        label: item.key,
+        value: item.value,
+      })),
+    [distributions?.top_domains],
   );
-  const trafficSummary = observability?.analytics?.traffic ?? null;
-  const healthSummary = observability?.analytics?.health ?? null;
-  const topSourceCountry =
-    observability?.analytics?.distributions?.source_countries?.[0] ?? null;
+  const topSourceCountry = distributions?.source_countries?.[0] ?? null;
   const latestHealthEvent = activeHealthEvents[0] ?? null;
   const dominantStatusCode = statusCodeDistribution[0] ?? null;
   const dominantDomain = topDomains[0] ?? null;
@@ -604,11 +602,11 @@ export function NodeObservability({
           }
         />
         <SummaryStat
-          label='请求/分钟'
+          label='查询窗口请求'
           value={formatMetricCount(trafficSummary?.request_count)}
           hint={
             trafficSummary
-              ? `近 60 秒 · 错误率 ${trafficSummary.error_rate_percent.toFixed(1)}%`
+              ? `查询窗口独立访客 ${formatMetricCount(trafficSummary.unique_visitor_count)} · 错误率 ${trafficSummary.error_rate_percent.toFixed(1)}%`
               : '当前没有可展示的请求窗口摘要'
           }
         />
@@ -721,22 +719,15 @@ export function NodeObservability({
                 <div className='grid gap-3 sm:grid-cols-2'>
                   <div className='rounded-lg border px-3 py-3'>
                     <p className='text-xs text-muted-foreground uppercase tracking-wide'>
-                      OpenResty 吞吐
+                      OpenResty 连接
                     </p>
                     <div className='mt-3 space-y-2 text-sm text-muted-foreground'>
                       <p>
-                        入站：
-                        {formatBytesPerSecond(
-                          latestMetric.openresty_rx_bytes,
-                          60,
-                        )}
+                        当前连接：
+                        {latestMetric.openresty_connections ?? 0}
                       </p>
-                      <p>
-                        出站：
-                        {formatBytesPerSecond(
-                          latestMetric.openresty_tx_bytes,
-                          60,
-                        )}
+                      <p className='text-xs'>
+                        业务吞吐请看访问日志趋势（已提供/接收数据）
                       </p>
                     </div>
                   </div>
@@ -754,20 +745,20 @@ export function NodeObservability({
                 <div className='grid gap-3 sm:grid-cols-2'>
                   <div className='rounded-lg border px-3 py-3'>
                     <p className='text-xs text-muted-foreground uppercase tracking-wide'>
-                      请求/分钟
+                      查询窗口独立访客
                     </p>
                     <p className='mt-3 text-2xl font-semibold'>
-                      {formatMetricCount(trafficSummary?.request_count)}
+                      {formatMetricCount(trafficSummary?.unique_visitor_count)}
                     </p>
                     <p className='mt-2 text-sm text-muted-foreground'>
                       {trafficSummary
-                        ? `近 60 秒 · 窗口UV ${formatMetricCount(trafficSummary.unique_visitor_count)}`
+                        ? `请求 ${formatMetricCount(trafficSummary.request_count)} · 估算 QPS ${trafficSummary.estimated_qps.toFixed(2)}`
                         : '暂无窗口流量摘要'}
                     </p>
                   </div>
                   <div className='rounded-lg border px-3 py-3'>
                     <p className='text-xs text-muted-foreground uppercase tracking-wide'>
-                      近 60 秒错误
+                      查询窗口错误
                     </p>
                     <p className='mt-3 text-2xl font-semibold'>
                       {formatMetricCount(trafficSummary?.error_count)}

frontend/app/(main)/nodes/components/node-utils.ts

@@ -2,7 +2,6 @@ import type {
   ApplyResult,
   NodeItem,
   NodeStatus,
-  NodeTrafficReport,
   OpenrestyStatus,
 } from '@/lib/services/openflare';
 
@@ -238,48 +237,6 @@ export function formatBytesPerSecond(value?: number | null, windowSeconds = 1) {
   return `${formatBytes(value / windowSeconds)}/s`;
 }
 
-export function parseTrafficMap(value?: string | null) {
-  if (!value) {
-    return {} as Record<string, number>;
-  }
-  try {
-    const parsed = JSON.parse(value) as Record<string, number>;
-    return Object.entries(parsed).reduce<Record<string, number>>(
-      (result, [key, count]) => {
-        if (typeof count === 'number' && Number.isFinite(count)) {
-          result[key] = count;
-        }
-        return result;
-      },
-      {},
-    );
-  } catch {
-    return {} as Record<string, number>;
-  }
-}
-
-export function aggregateTrafficBreakdown(
-  reports: NodeTrafficReport[] | undefined,
-  field: 'status_codes_json' | 'top_domains_json',
-) {
-  const summary = new Map<string, number>();
-  for (const report of reports ?? []) {
-    const parsed = parseTrafficMap(report[field]);
-    for (const [key, value] of Object.entries(parsed)) {
-      summary.set(key, (summary.get(key) ?? 0) + value);
-    }
-  }
-  return Array.from(summary.entries())
-    .sort((left, right) => {
-      if (right[1] === left[1]) {
-        return left[0].localeCompare(right[0]);
-      }
-      return right[1] - left[1];
-    })
-    .slice(0, 6)
-    .map(([label, value]) => ({ label, value }));
-}
-
 export function formatUsageRatio(used?: number | null, total?: number | null) {
   if (!used || !total || total <= 0) {
     return null;