Update Dockerfile

Dockerfile

@@ -1,22 +1,24 @@
-# Use a base Ubuntu image with Python
-FROM python:3.9-slim-buster
+# Use the latest supported python slim image (Debian Bookworm)
+FROM python:3.9-slim
 
-# 1. Install system dependencies (XFCE Desktop, VNC, Audio tools)
+# 1. Install system dependencies
 # We suppress prompts to avoid build errors
 ENV DEBIAN_FRONTEND=noninteractive
+
 RUN apt-get update && apt-get install -y \
     xfce4 \
     xfce4-terminal \
     xvfb \
     x11vnc \
     novnc \
-    python3-websockify \
-    python3-numpy \
+    websockify \
+    numpy \
     firefox-esr \
     sudo \
     curl \
     git \
     vim \
+    procps \
     && rm -rf /var/lib/apt/lists/*
 
 # 2. Setup a non-root user (Hugging Face Spaces defaults to UID 1000)
@@ -30,7 +32,31 @@ ENV HOME=/home/user \
 WORKDIR $HOME
 
 # 4. Create the start script
-COPY --chown=user start.sh start.sh
+# We write the script directly here to avoid permission issues with COPY
+RUN echo '#!/bin/bash\n\
+\n\
+# Set VNC password\n\
+export VNC_PASSWD=${VNC_PASSWD:-password}\n\
+\n\
+# Start Xvfb (Virtual Monitor)\n\
+Xvfb :1 -screen 0 1280x720x16 &\n\
+export DISPLAY=:1\n\
+sleep 2\n\
+\n\
+# Start Window Manager (XFCE)\n\
+startxfce4 &\n\
+sleep 2\n\
+\n\
+# Start VNC Server\n\
+mkdir -p ~/.vnc\n\
+x11vnc -storepasswd "$VNC_PASSWD" ~/.vnc/passwd\n\
+x11vnc -display :1 -rfbauth ~/.vnc/passwd -forever -shared -bg\n\
+\n\
+# Start NoVNC (The Web Interface)\n\
+# In Debian Bookworm, novnc is located at /usr/share/novnc\n\
+websockify --web /usr/share/novnc/ 7860 localhost:5900\n\
+' > start.sh
+
 RUN chmod +x start.sh
 
 # 5. Expose the Hugging Face port