feat: Add POC command page structure and routing

- Created CommandPocPage.tsx with basic layout structure
- Added POC-specific TypeScript interfaces and types
- Implemented basic UI components: PocHeader, PocMessageList, PocMessageBubble, PocCommandInput, PocStatusBar
- Added /command-poc route to Router.tsx
- Set up component folder structure following PRD specifications

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

cagents/python-cli-web-poc/test-script.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+"""
+Test Python script for the web CLI POC
+Demonstrates various interactive features
+"""
+
+import time
+import sys
+
+def main():
+    print("🐍 Python CLI Web Interface Test Script")
+    print("=" * 40)
+    
+    # Test basic output
+    print("Hello from Python!")
+    print("This is a test script to demonstrate the web interface.")
+    
+    # Test user input
+    name = input("What's your name? ")
+    print(f"Nice to meet you, {name}!")
+    
+    # Test multiple inputs
+    while True:
+        color = input("What's your favorite color? (or 'quit' to exit): ")
+        if color.lower() == 'quit':
+            break
+        print(f"🎨 {color} is a great choice!")
+    
+    # Test countdown with streaming output
+    print("\nStarting countdown...")
+    for i in range(5, 0, -1):
+        print(f"⏰ {i}...")
+        sys.stdout.flush()  # Force output to be sent immediately
+        time.sleep(1)
+    
+    print("🎉 Done! Thanks for testing the Python CLI Web Interface!")
+
+if __name__ == "__main__":
+    main()