# --- Этап сборки ---
FROM python:3.10-slim AS builder

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

WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir --user -r requirements.txt \
    --extra-index-url https://download.pytorch.org/whl/cpu

# --- Финальный этап ---
FROM python:3.10-slim

# Только runtime-библиотеки, без gcc
RUN apt-get update && apt-get install -y --no-install-recommends \
    libgl1 \
    libglx-mesa0 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender1 \
    libgomp1 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Копируем установленные пакеты из builder-этапа
COPY --from=builder /root/.local /root/.local
ENV PATH=/root/.local/bin:$PATH

COPY . .
RUN mkdir -p models

EXPOSE 8000
ENV PYTHONUNBUFFERED=1
ENV PYTHONPATH=/app

CMD ["python", "run.py"]