Dockerfile

# Use the official Python image from the Docker Hub
FROM python:3.9-slim

# Set environment variables
ENV FLASK_APP=app.py
ENV FLASK_RUN_HOST=0.0.0.0
ENV FLASK_RUN_PORT=80
ENV XDG_CACHE_HOME=/app/.cache  
# Set a writable cache directory

# Install ffmpeg and other dependencies
RUN apt-get update && \
    apt-get install -y ffmpeg && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Set the working directory
WORKDIR /app

# Create the cache and uploads directories
RUN mkdir -p /app/.cache /app/uploads && chmod 777 /app/.cache /app/uploads

# Copy the application files to the container
COPY . /app

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

# Expose the port on which the app will run
EXPOSE 80

# Run the Flask app
CMD ["flask", "run", "--host=0.0.0.0", "--port=80"]