feat: add CLI Command Node and Prompt Node components for orchestrator

- Implemented CliCommandNode component for executing CLI tools with AI models.
- Implemented PromptNode component for constructing AI prompts with context.
- Added styling for mode and tool badges in both components.
- Enhanced user experience with command and argument previews, execution status, and error handling.

test: add comprehensive tests for ask_question tool

- Created direct test for ask_question tool execution.
- Developed end-to-end tests to validate ask_question tool integration with WebSocket and A2UI surfaces.
- Implemented simple and integrated WebSocket tests to ensure proper message handling and surface reception.
- Added tool registration test to verify ask_question tool is correctly registered.

chore: add WebSocket listener and simulation tests

- Added WebSocket listener for A2UI surfaces to facilitate testing.
- Implemented frontend simulation test to validate complete flow from backend to frontend.
- Created various test scripts to ensure robust testing of ask_question tool functionality.

ccw/frontend/src/components/mcp/CodexMcpCard.tsx

@@ -24,6 +24,8 @@ export interface CodexMcpCardProps {
   enabled: boolean;
   isExpanded: boolean;
   onToggleExpand: () => void;
+  /** Optional: When true, indicates this card is in editable mode (for CodexMcpEditableCard extension) */
+  isEditable?: boolean;
 }
 
 // ========== Component ==========
@@ -33,6 +35,8 @@ export function CodexMcpCard({
   enabled,
   isExpanded,
   onToggleExpand,
+  // isEditable prop is for CodexMcpEditableCard extension compatibility
+  isEditable: _isEditable = false,
 }: CodexMcpCardProps) {
   const { formatMessage } = useIntl();