Dockerfile

FROM mcr.microsoft.com/playwright/python:v1.49.0-jammy

WORKDIR /code

COPY requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

RUN playwright install chromium

COPY . .

RUN chmod -R 777 /code

EXPOSE 7860

# --- GOLDEN SETTING FOR STABILITY ---
# workers=1, threads=1 means NO CRASHES. 
CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app", "--workers", "1", "--threads", "1", "--worker-class", "sync", "--timeout", "120"]