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.

test-ask-question-direct.mjs

@@ -0,0 +1,44 @@
+/**
+ * Direct test of ask_question tool by importing and calling the handler
+ * This runs in the same Node.js process as imports, so it tests tool execution
+ * but WebSocket distribution will only work if there are actual clients connected
+ */
+
+import { handler } from './ccw/dist/tools/ask-question.js';
+
+console.log('=== Direct ask_question Tool Test ===\n');
+
+console.log('1. Calling ask_question handler directly...\n');
+
+const params = {
+  question: {
+    id: 'direct-test-1',
+    type: 'confirm',
+    title: 'Direct Test Question',
+    message: 'This is a direct test of the ask_question tool',
+    description: 'If you see this in the frontend, the integration is working!'
+  },
+  timeout: 10000  // 10 second timeout
+};
+
+console.log('2. Tool parameters:', JSON.stringify(params, null, 2));
+console.log('\n3. Executing tool (will wait for answer or timeout)...\n');
+
+try {
+  const result = await handler(params);
+
+  console.log('4. Tool execution completed!\n');
+  console.log('Result:', JSON.stringify(result, null, 2));
+
+  if (result.success && !result.result.error) {
+    console.log('\n✅ SUCCESS!');
+    console.log('Answer received:', result.result.answers?.[0]?.value);
+  } else if (result.result.error === 'Question timed out') {
+    console.log('\n⏱️ TIMEOUT - No answer received within 10 seconds');
+    console.log('Check if frontend dialog appeared');
+  } else {
+    console.log('\n❌ FAILED:', result.result.error);
+  }
+} catch (error) {
+  console.error('\n❌ ERROR:', error);
+}