FROM python:3.9

RUN apt-get update && apt-get install -y libgl1

# Cria usuário
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

# Instala dependências
COPY --chown=user ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copia código
COPY --chown=user . /app

# Otimizado para 2vCPU / 16GB RAM: 5 workers para máxima concorrência
CMD ["gunicorn", "app:app", \
     "-w", "3", \
     "-k", "uvicorn.workers.UvicornWorker", \
     "--bind", "0.0.0.0:7860", \
     "--timeout", "180", \
     "--worker-connections", "1000", \
     "--max-requests", "1000", \
     "--max-requests-jitter", "100", \
     "--log-level", "info", \
     "--access-logfile", "-", \
     "--error-logfile", "-"]