Dockerfile

# Use an official Python runtime as a parent image
FROM python:3.9-slim-buster

# Set environment variables for Flask
ENV FLASK_APP=app.py
ENV FLASK_RUN_HOST=0.0.0.0
ENV FLASK_ENV=production

# Set the working directory in the container
WORKDIR /app

# Set the Transformers cache directory to a writable location
ENV TRANSFORMERS_CACHE=/app/transformers_cache

# Create the cache directory and make it writable
RUN mkdir -p $TRANSFORMERS_CACHE && chmod -R 777 $TRANSFORMERS_CACHE

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

# Install any needed packages in requirements.txt
RUN pip install pip install --no-cache-dir --upgrade -r requirements.txt

# Make port 7000-8000 available 
EXPOSE 7860

#  run the Flask application
CMD ["flask", "--app", "src/app.py", "run"]