feat(log): 日志列表加「域名来源」列, 仅管理员可见

- common-logs-columns 的 isAdmin 块内新增 domain_source 列, 取 other.admin_info.domain_host
- 普通用户该列不存在(列定义在 isAdmin 分支), 与详情弹窗的角色控制一致

web/default/src/features/usage-logs/components/columns/common-logs-columns.tsx

@@ -463,6 +463,28 @@ export function useCommonLogsColumns(isAdmin: boolean): ColumnDef<UsageLog>[] {
         meta: { label: t('User') },
       }
     )
+    columns.push({
+      id: 'domain_source',
+      accessorFn: (row) => row.channel,
+      header: ({ column }) => (
+        <DataTableColumnHeader column={column} title={t('Domain source')} />
+      ),
+      cell: function DomainSourceCell({ row }) {
+        const log = row.original
+        if (!isDisplayableLogType(log.type)) return null
+        const other = parseLogOther(log.other)
+        const domainHost = other?.admin_info?.domain_host
+        if (!domainHost) {
+          return <span className='text-muted-foreground/50 text-xs'>—</span>
+        }
+        return (
+          <span className='text-muted-foreground font-mono text-xs'>
+            {domainHost}
+          </span>
+        )
+      },
+      meta: { label: t('Domain source') },
+    })
   }
 
   columns.push({

web/default/src/features/usage-logs/types.ts

@@ -99,6 +99,8 @@ export interface LogOtherData {
     use_channel?: number[]
     local_count_tokens?: boolean
     channel_affinity?: ChannelAffinityInfo
+    // Domain routing source (admin only) — 命中域名路由时的来源域名
+    domain_host?: string
     // Top-up audit fields (type=1, admin only)
     payment_method?: string
     callback_payment_method?: string