FROM python:3.11-slim

# Instalar compiladores y CMake (CRUCIAL)
RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

# Forzar build CPU de llama-cpp-python (después de instalar deps)
RUN CMAKE_ARGS="-DLLAMA_CUBLAS=off -DLLAMA_BLAS=off -DLLAMA_METAL=off" \
    FORCE_CMAKE=1 pip install llama-cpp-python --force-reinstall --no-cache-dir

COPY . .

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]