Dockerfile

FROM python:3.8-slim

WORKDIR /app
COPY requirements.txt .
RUN apt-get update && apt-get install -y ffmpeg && pip install -r requirements.txt

COPY . .

ENV MPLCONFIGDIR=/tmp/mplcache
ENV FLASK_APP=app.py
ENV FLASK_RUN_HOST=0.0.0.0
ENV UPLOAD_FOLDER=/tmp/output

EXPOSE 7860
CMD ["flask", "run", "--port=7860"]