Dockerfile

FROM python:3.9-slim

# Set the working directory inside the container
WORKDIR /app

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

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

# Define the command to start the application using Gunicorn with 4 worker processes
# - '-w 4' : Uses 4 worker processes for handling requests
# - '-b 0.0.0.0:7860': Binds the server to port 7860 on all network interfaces
# - '-app:app' : Runs the Flask app (assuming 'app.py' contains the Flask instance named 'app')

CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:7860", "app:superkart_api"]