FROM python:3.10-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PORT=7860

WORKDIR /app

RUN apt-get update \
    && apt-get install -y --no-install-recommends libgomp1 \
    && rm -rf /var/lib/apt/lists/*

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

COPY . .

EXPOSE 7860

CMD gunicorn app:app --bind 0.0.0.0:${PORT} --workers 1 --threads 1 --timeout 300 --graceful-timeout 300