Update Dockerfile

Dockerfile

@@ -1,35 +1,39 @@
-FROM ubuntu:20.04
-
-# Prevent interactive prompts
-ENV DEBIAN_FRONTEND=noninteractive
-
-# Install QEMU, Utils, and noVNC
-RUN apt-get update && apt-get install -y \
-    qemu-system-x86 \
+# Use Alpine Linux (Only 5MB base size)
+FROM alpine:latest
+
+# Install dependencies
+# qemu-system-i386: The emulator
+# python3 & py3-numpy: Required for the web bridge
+# bash: To run our script
+# wget & unzip: To download files
+RUN apk add --no-cache \
+    qemu-system-i386 \
+    qemu-ui-gtk \
+    python3 \
+    py3-numpy \
+    bash \
     wget \
-    novnc \
-    python3-websockify \
-    python3-numpy \
-    net-tools \
-    unzip \
-    && rm -rf /var/lib/apt/lists/*
+    unzip
 
+# Set working directory
 WORKDIR /app
 
-# Setup noVNC web directory
-# We symlink the vnc.html to index.html so it loads automatically
-RUN ln -s /usr/share/novnc/vnc.html /usr/share/novnc/index.html
-
-COPY start.sh /app/start.sh
-RUN chmod +x /app/start.sh
+# Create a user (Hugging Face security requirement)
+# Alpine uses 'adduser' instead of 'useradd'
+RUN adduser -D -u 1000 user
+RUN chown -R user:user /app
 
-# User setup for security
-RUN useradd -m -u 1000 user
+# Switch to user
 USER user
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH
 
-WORKDIR $HOME
+# Copy the start script
+COPY --chown=user:user start.sh /app/start.sh
+RUN chmod +x /app/start.sh
+
+# Expose the specific port
 EXPOSE 7860
 
+# Run
 CMD ["/app/start.sh"]