Update Dockerfile

Dockerfile

@@ -1,16 +1,28 @@
-# Use the official PostgresML image
-FROM ghcr.io/postgresml/postgresml:2.7.12
-SECURITY_OPT="no-new-privileges:false"
-# Optional: Set environment variables if needed
-ENV POSTGRES_DB=postgresml
-ENV POSTGRES_USER=postgresml
-
-# Expose the necessary ports
-EXPOSE 5432 8000
-
-# Create a volume for persistent PostgreSQL data
-VOLUME ["/var/lib/postgresql"]
-
-# Set the default command to run when the container starts
-# This matches the original docker run command
-CMD ["sudo", "-u", "postgresml", "psql", "-d", "postgresml"]
+# Use an appropriate base image
+FROM python:3.9
+
+# Create a user with specific permissions
+RUN useradd -m -u 1000 user
+
+# Set working directory
+WORKDIR /app
+
+# Copy requirements and install dependencies
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+# Copy all project files
+COPY --chown=user . /app
+
+# Switch to non-root user
+USER user
+
+# Set environment variables
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+
+# Expose the default Hugging Face Spaces port
+EXPOSE 7860
+
+# Default command to run the application
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]