Refine Browser naming and managed MCP UX

- Rename Browser Use surfaces to Browser
- Register Browser MCP under the new server name
- Mark CloudCLI-managed MCP servers read-only
- Adjust MCP stdio framing and sidebar footer sizing

src/components/main-content/types/types.ts

@@ -7,6 +7,7 @@ import type {
   SessionActivityMap,
 } from '../../../hooks/useSessionProtection';
 import type { SessionEstablishedContext, SessionNavigationOptions } from '../../chat/types/types';
+import type { SettingsMainTab } from '../../settings/types/types';
 
 export type TaskMasterTask = {
   id: string | number;
@@ -53,7 +54,7 @@ export type MainContentProps = {
   processingSessions: SessionActivityMap;
   onNavigateToSession: (targetSessionId: string, options?: SessionNavigationOptions) => void;
   onSessionEstablished: (sessionId: string, context: SessionEstablishedContext) => void;
-  onShowSettings: () => void;
+  onShowSettings: (tab?: SettingsMainTab) => void;
   externalMessageUpdate: number;
   newSessionTrigger: number;
 };

src/components/main-content/view/subcomponents/MainContentTitle.tsx

@@ -29,7 +29,7 @@ function getTabTitle(activeTab: AppTab, shouldShowTasksTab: boolean, t: (key: st
   }
 
   if (activeTab === 'browser') {
-    return 'Browser Use';
+    return 'Browser';
   }
 
   return 'Project';