Dockerfile

# Use an official Python image as a base
FROM python:3.9-slim

# Set the working directory
WORKDIR /app

# Copy the current directory contents into the container at /app
COPY . /app

# Copy the requirements file into the container
COPY requirements.txt .

# Install dependencies from requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Expose the port Flask will run on (Flask default is 5000)
EXPOSE 5000

# Set the environment variable for Flask
ENV FLASK_APP=app.py
ENV FLASK_RUN_HOST=0.0.0.0
ENV FLASK_RUN_PORT=5000

# Hugging Face requires `flask` to run with specific configurations:
# To run Flask via HuggingFace, you'll need `gunicorn` to be used as below:
CMD ["gunicorn", "-b", "0.0.0.0:5000", "app:app"]