feat(agent): Agent 工作台 - 计划插话记忆、统一模型选择器并修复摘要与视频入库

将计划清单、运行中插话和个人记忆接入云端 Agent；全站模型选择器统一为左右二级菜单。画布摘要按预算截断不再整轮拒绝，首页视频未知宽高可入库。README 补充贡献者 morrow。

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/pages/admin/admin-route-pages.tsx

@@ -13,6 +13,7 @@ const AccessSettingsPanel = lazy(() => import("./components/access-settings-pane
 const EmailSettingsPanel = lazy(() => import("./components/email-settings-panel"));
 const FeatureAvailabilityPanel = lazy(() => import("./components/feature-availability-panel"));
 const StorageResourcesPanel = lazy(() => import("./components/storage-resources-panel"));
+const AgentLessonsPanel = lazy(() => import("./components/agent-lessons-panel"));
 
 export function AnalyticsPage() {
     const { references } = useAdminContext();
@@ -106,3 +107,11 @@ export function StorageResourcesPage() {
         </AdminPageFrame>
     );
 }
+
+export function AgentLessonsPage() {
+    return (
+        <AdminPageFrame title="Agent 记忆" description="按用户查看个人记忆；批准仍由用户自己处理" scroll>
+            <AgentLessonsPanel />
+        </AdminPageFrame>
+    );
+}