Enhancement: Add VNC desktop environment integration

start_vnc.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+# VNC and Gradio Startup Script
+# This script starts VNC server, web bridge, and Gradio interface
+
+set -e
+
+echo "🚀 Starting VNC Desktop Environment..."
+
+# Start VNC server
+echo "📺 Starting VNC server on port $VNC_PORT..."
+export VNC_PORT=${VNC_PORT:-5901}
+export VNC_PASSWORD=${VNC_PASSWORD:-computer-agent}
+
+# Set VNC display
+export DISPLAY=:99
+
+# Kill any existing VNC servers
+pkill -f vnc || true
+pkill -f websockify || true
+
+# Start VNC server in background
+echo "🔧 Starting TigerVNC server..."
+vncserver :99 -geometry 1920x1080 -depth 24 -PasswordFile=/root/.vnc/passwd &
+VNC_PID=$!
+
+echo "VNC server started with PID: $VNC_PID"
+
+# Wait for VNC server to be ready
+sleep 3
+
+# Start websockify to bridge VNC to web
+echo "🌐 Starting Websockify bridge..."
+websockify --web /usr/share/novnc 0.0.0.0:$VNC_PORT &
+WEBSOCKIFY_PID=$!
+
+echo "Websockify started with PID: $WEBSOCKIFY_PID"
+
+# Start XFCE4 desktop environment
+echo "🖥️  Starting XFCE4 desktop..."
+export XDG_RUNTIME_DIR=/tmp/runtime-root
+export QT_X11_NO_MITSHM=1
+
+# Wait a bit more for VNC to be fully ready
+sleep 2
+
+# Start desktop environment in background
+startxfce4 &
+DESKTOP_PID=$!
+
+echo "Desktop environment started with PID: $DESKTOP_PID"
+
+# Give desktop environment time to start
+sleep 5
+
+echo "✅ VNC environment is ready!"
+echo "🔗 VNC Port: $VNC_PORT"
+echo "🔗 Web Interface: http://localhost:7860"
+
+# Function to cleanup on exit
+cleanup() {
+    echo "🛑 Shutting down services..."
+    kill $VNC_PID $WEBSOCKIFY_PID $DESKTOP_PID 2>/dev/null || true
+    pkill -f vnc || true
+    pkill -f websockify || true
+    pkill -f startxfce4 || true
+    exit 0
+}
+
+# Trap cleanup signals
+trap cleanup SIGTERM SIGINT
+
+# Start Gradio interface in foreground
+echo "🌐 Starting Computer-Using Agent interface..."
+python computer_agent.py