feat(platform): show source consistency on dashboard coverage

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

@@ -63,6 +63,28 @@ function sourceEvidenceText(row: { onlineSourceCount: number; sourceCount: numbe
   return `${row.onlineSourceCount}/${row.sourceCount} 来源在线`;
 }
 
+function sourceConsistencyAction(row: VehicleCoverageRow, onFilter: (filters: Record<string, string>) => void) {
+  const consistency = row.sourceConsistency;
+  if (!consistency) {
+    return <Tag color="grey">未诊断</Tag>;
+  }
+  const color = consistency.severity === 'ok' ? 'green' as const : consistency.severity === 'error' ? 'red' as const : 'orange' as const;
+  const label = consistency.title || consistency.status;
+  if ((consistency.missingProtocols ?? []).length > 0) {
+    return (
+      <Button
+        size="small"
+        theme="light"
+        type={color === 'red' ? 'danger' : color === 'orange' ? 'warning' : 'primary'}
+        onClick={() => onFilter({ serviceStatus: 'degraded', missingProtocol: consistency.missingProtocols[0] })}
+      >
+        {label}
+      </Button>
+    );
+  }
+  return <Tag color={color}>{label}</Tag>;
+}
+
 export function Dashboard({ onOpenVehicle, onOpenQuality, onOpenVehicles }: { onOpenVehicle: (vin: string, protocol?: string) => void; onOpenQuality: () => void; onOpenVehicles: (filters?: Record<string, string>) => void }) {
   const [summary, setSummary] = useState<DashboardSummary | null>(null);
   const [serviceSummary, setServiceSummary] = useState<VehicleServiceSummary | null>(null);
@@ -315,6 +337,11 @@ export function Dashboard({ onOpenVehicle, onOpenQuality, onOpenVehicles }: { on
                   return <Tag color={status.color}>{status.label}</Tag>;
                 }
               },
+              {
+                title: '来源一致性',
+                width: 140,
+                render: (_: unknown, row: VehicleCoverageRow) => sourceConsistencyAction(row, loadCoverage)
+              },
               { title: '在线', width: 90, render: (_: unknown, row: VehicleCoverageRow) => <StatusTag status={row.online ? 'ok' : 'offline'} /> },
               { title: '绑定', width: 90, render: (_: unknown, row: VehicleCoverageRow) => <Tag color={row.bindingStatus === 'bound' ? 'green' : 'orange'}>{row.bindingStatus === 'bound' ? '已绑定' : '未绑定'}</Tag> },
               { title: '最后时间', dataIndex: 'lastSeen', width: 170 },