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/state/catalog.rs

@@ -416,6 +416,16 @@ impl AppState {
             .map_err(|err| GatewayError::Internal(err.to_string()))
     }
 
+    pub(crate) async fn list_provider_catalog_key_summaries_by_provider_ids(
+        &self,
+        provider_ids: &[String],
+    ) -> Result<Vec<provider_catalog::StoredProviderCatalogKey>, GatewayError> {
+        self.data
+            .list_provider_catalog_key_summaries_by_provider_ids(provider_ids)
+            .await
+            .map_err(|err| GatewayError::Internal(err.to_string()))
+    }
+
     pub(crate) async fn list_provider_catalog_keys_by_ids(
         &self,
         key_ids: &[String],

apps/aether-gateway/src/state/video.rs

@@ -120,6 +120,18 @@ impl AppState {
             .map_err(|err| GatewayError::Internal(err.to_string()))
     }
 
+    pub(crate) async fn list_video_task_page_summary(
+        &self,
+        filter: &VideoTaskQueryFilter,
+        offset: usize,
+        limit: usize,
+    ) -> Result<Vec<StoredVideoTask>, GatewayError> {
+        self.data
+            .list_video_task_page_summary(filter, offset, limit)
+            .await
+            .map_err(|err| GatewayError::Internal(err.to_string()))
+    }
+
     pub(crate) async fn count_video_tasks(
         &self,
         filter: &VideoTaskQueryFilter,