refactor(runtime): 优化管理端摘要查询与维护聚合链路

- 为 provider catalog key 和 video task 列表增加 summary/page 查询与排序能力，减少列表场景读取重字段
- 将多处 SQL 结果读取改为流式收集，降低 `fetch_all` 的内存占用
- 把日/小时统计、钱包日用量等维护任务改为数据库侧 `CTE + upsert` 聚合
- 修复视频任务轮询更新时从本地 snapshot 回填稀疏字段，避免 `prompt` 和请求体信息丢失

apps/aether-gateway/src/handlers/admin/request/features.rs

@@ -55,6 +55,15 @@ impl<'a> AdminAppState<'a> {
         crate::async_task::read_video_task_page(self.app, filter, page, page_size).await
     }
 
+    pub(crate) async fn read_video_task_page_summary(
+        &self,
+        filter: &aether_data_contracts::repository::video_tasks::VideoTaskQueryFilter,
+        page: usize,
+        page_size: usize,
+    ) -> Result<crate::async_task::VideoTaskPageResponse, GatewayError> {
+        crate::async_task::read_video_task_page_summary(self.app, filter, page, page_size).await
+    }
+
     pub(crate) async fn read_video_task_stats(
         &self,
         filter: &aether_data_contracts::repository::video_tasks::VideoTaskQueryFilter,

apps/aether-gateway/src/handlers/admin/request/provider/catalog.rs

@@ -69,6 +69,18 @@ impl<'a> AdminAppState<'a> {
             .await
     }
 
+    pub(crate) async fn list_provider_catalog_key_summaries_by_provider_ids(
+        &self,
+        provider_ids: &[String],
+    ) -> Result<
+        Vec<aether_data_contracts::repository::provider_catalog::StoredProviderCatalogKey>,
+        GatewayError,
+    > {
+        self.app
+            .list_provider_catalog_key_summaries_by_provider_ids(provider_ids)
+            .await
+    }
+
     pub(crate) async fn list_provider_catalog_keys_by_ids(
         &self,
         key_ids: &[String],