deployment fixes

Dockerfile

@@ -3,28 +3,30 @@ FROM python:3.11-slim
 
 # Create a user and set permissions
 RUN useradd -m -u 1000 user
-USER user
-ENV PATH="/home/user/.local/bin:$PATH"
 
 # Set the working directory in the container
 WORKDIR /app
 
 # Install PostgreSQL client libraries and development headers
-RUN apt-get update && apt-get install -y \
+# Note: You may need to switch back to root temporarily for this step
+USER root
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
     libpq-dev \
     gcc \
     && rm -rf /var/lib/apt/lists/*
 
+# Switch back to the non-root user
+USER user
+
 # Copy the rest of the application code into the container
 COPY --chown=user . .
 
 # Install any needed packages specified in requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Make port 8501 available to the world outside this container
-#EXPOSE 8000
+# Expose port 8080 to the world outside this container
 EXPOSE 8080
 
 # Run chainlit when the container launches
-CMD ["python", "-m", "chainlit", "run", "chatxbt-assistant.py", "-h", "--port", "8080"]
-
+CMD ["python", "-m", "chainlit", "run", "chatxbt-assistant.py", "--host", "0.0.0.0", "--port", "8080"]