Update Dockerfile

Dockerfile

@@ -1,17 +1,15 @@
-# Use the official Kali Linux base image
 FROM kalilinux/kali-rolling
 
-# Switch to root temporarily for package installation
 USER root
 
-# Update and install necessary packages
+# Install necessary packages
 RUN apt update && apt install -y \
     xfce4 xfce4-terminal tightvncserver websockify curl wget net-tools \
     && apt clean
 
-# Download and set up noVNC
+# Download and set up noVNC (stable version)
 RUN mkdir -p /home/kaliuser/novnc && \
-    wget -qO- https://github.com/novnc/noVNC/archive/refs/heads/main.tar.gz | \
+    wget -qO- https://github.com/novnc/noVNC/archive/refs/tags/v1.4.0.tar.gz | \
     tar xz --strip-components=1 -C /home/kaliuser/novnc
 
 # Create a non-root user
@@ -24,14 +22,11 @@ RUN useradd -m -s /bin/bash kaliuser && \
     chmod +x /home/kaliuser/.vnc/xstartup && \
     chown -R kaliuser:kaliuser /home/kaliuser
 
-# Switch to the non-root user
 USER kaliuser
 ENV USER=kaliuser
 ENV HOME=/home/kaliuser
 WORKDIR /home/kaliuser
 
-# Expose the noVNC port
 EXPOSE 7860
 
-# Start tightvncserver and serve via websockify
 CMD ["bash", "-c", "tightvncserver :1 && websockify --web=/home/kaliuser/novnc 7860 localhost:5901"]