FROM python:3.9-slim

# Set the working directory inside the container
WORKDIR /app

# Copy all files from the current directory to the container's working directory
COPY . .

# Install dependencies from the requirements file without using cache to reduce image size
RUN pip install --no-cache-dir -r requirements.txt

# Expose API port
EXPOSE 7860

# Start Flask API with Gunicorn (4 workers, bind to 7860)
CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:7860","app:sales_prediction_api"]