feat: Add vision controls, function menu, and custom alert dialogs

- Add Vision menu with Camera (QRCode) and Barcode (Keyence) controls
- Add Function menu with Manage, Log Viewer, and folder navigation
- Add quick action buttons (Manual, Light, Print, Cancel) to header
- Replace browser alert() with custom AlertDialog component
- Add MachineBridge methods for vision, lighting, folders, and manual operations
- Add WebSocketServer handlers for all new commands
- Add communication layer methods for frontend-backend integration

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

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

FrontEnd/tailwind.config.js

@@ -37,6 +37,7 @@ export default {
         'gradient': 'gradient 15s ease infinite',
         'scan': 'scan 4s linear infinite',
         'spin-slow': 'spin 10s linear infinite',
+        'fadeIn': 'fadeIn 0.2s ease-out',
       },
       keyframes: {
         glow: {
@@ -51,6 +52,10 @@ export default {
         scan: {
           '0%': { transform: 'translateY(-100%)' },
           '100%': { transform: 'translateY(100%)' },
+        },
+        fadeIn: {
+          '0%': { opacity: '0', transform: 'scale(0.95)' },
+          '100%': { opacity: '1', transform: 'scale(1)' },
         }
       }
     }