feat(platform): add vehicle service overview

vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx

@@ -19,6 +19,13 @@ const sourceCapabilities: Array<{ key: keyof Pick<VehicleSourceStatus, 'hasRealt
   { key: 'hasMileage', label: '里程' }
 ];
 
+const coverageStatusText: Record<string, string> = {
+  online: '全部在线',
+  partial: '部分在线',
+  offline: '全部离线',
+  no_data: '暂无来源'
+};
+
 export function VehicleDetail({
   vin,
   protocol,
@@ -78,6 +85,7 @@ export function VehicleDetail({
   const summary = detail?.realtimeSummary;
   const latest = detail?.realtime?.[0];
   const resolution = detail?.resolution;
+  const overview = detail?.serviceOverview;
   const resolvedVIN = resolution?.vin || detail?.vin || summary?.vin || identity?.vin || latest?.vin || query.keyword;
   const hasResolvedVIN = resolution?.resolved ?? detail?.lookupResolved ?? isLikelyVIN(resolvedVIN);
   const displayVIN = hasResolvedVIN ? resolvedVIN : '-';
@@ -156,6 +164,24 @@ export function VehicleDetail({
         </div>
       ) : null}
 
+      {overview ? (
+        <Card bordered title="车辆服务概览" style={{ marginTop: 16 }}>
+          <Descriptions
+            row
+            data={[
+              { key: '服务车辆', value: [overview.plate, overview.vin].filter(Boolean).join(' / ') || '-' },
+              { key: '在线来源', value: `${overview.onlineSourceCount}/${overview.sourceCount}` },
+              { key: '覆盖状态', value: <Tag color={overview.coverageStatus === 'online' ? 'green' : overview.coverageStatus === 'partial' ? 'orange' : 'grey'}>{coverageStatusText[overview.coverageStatus] ?? overview.coverageStatus}</Tag> },
+              { key: '主来源', value: overview.primaryProtocol || '-' },
+              { key: '最后上报', value: overview.lastSeen || '-' },
+              { key: '数据规模', value: `历史 ${overview.historyCount} / RAW ${overview.rawCount} / 里程 ${overview.mileageCount}` },
+              { key: '实时来源', value: overview.realtimeCount },
+              { key: '质量问题', value: <Tag color={overview.qualityIssueCount > 0 ? 'orange' : 'green'}>{overview.qualityIssueCount}</Tag> }
+            ]}
+          />
+        </Card>
+      ) : null}
+
       <Card bordered style={{ marginTop: 16 }}>
         <div className="vp-vehicle-summary">
           <Descriptions