Update Dockerfile

Dockerfile

@@ -21,34 +21,33 @@ RUN if id "$USER_ID" >/dev/null 2>&1; then \
 # Set appropriate permissions for the application directory
 RUN chown -R user:user /app && chmod -R 755 /app
 
-# Switch to the user for improved security
-USER user
-
 # Install build tools
-RUN apt-get update && apt-get install -y build-essential
+RUN mkdir -p /var/lib/apt/lists/partial && \
+    chmod 744 /var/lib/apt/lists && \
+    chmod 755 /var/lib/apt/lists/partial && \
+    apt-get update && apt-get install -y build-essential
 
-# Download and compile su-exec
-RUN wget -O su-exec.c 'https://raw.githubusercontent.com/ncopa/su-exec/master/su-exec.c' && \
-    gcc -o su-exec su-exec.c
+# Switch to the user for improved security
+USER user
 
-# Copy su-exec to /usr/sbin
-RUN cp su-exec /usr/sbin
+# Intermediate image with additional packages
+FROM debian:bullseye-slim as packages
 
-# Remove unnecessary build tools
-RUN apt-get purge -y build-essential && apt-get autoremove -y
+# Install gosu using apt-get
+RUN apt-get update && apt-get install -y gosu && rm -rf /var/lib/apt/lists/*
 
 # Final image
 FROM base
 
-# Copy entrypoint.sh to /app
-COPY entrypoint.sh /app/entrypoint.sh
-
-# Change permissions using su-exec
-RUN su-exec user chmod +x /app/entrypoint.sh
+# Copy gosu from the packages image
+COPY --from=packages /usr/sbin/gosu /usr/sbin/gosu
 
 # Set the entrypoint script as executable
-ENTRYPOINT ["/app/entrypoint.sh"]
+COPY entrypoint.sh /usr/local/bin/entrypoint.sh
+RUN chmod +x /usr/local/bin/entrypoint.sh
+
+# Define the entrypoint script to handle user creation and application startup
+ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
 
 # Default command to run if the user doesn't provide a command
 CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860", "--reload"]
-