# Use a minimal base image with Python
FROM python:3.9-slim

# Set the working directory
WORKDIR /app

# Copy the requirements file and install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the application code
COPY . .

# Expose the port the app runs on
EXPOSE 5000

# Command to run the application using Gunicorn
CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:5000", "app:app"]