FROM python:3.11-slim

# Dependências de sistema para LightGBM
RUN apt-get update && apt-get install -y \
    build-essential \
    libgomp1 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt .
COPY API_fastapi_server.py .

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

EXPOSE 7860

# Rodando FastAPI com uvicorn
CMD ["uvicorn", "API_fastapi_server:app", "--host", "0.0.0.0", "--port", "7860"]