FROM python:3.10-slim

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

RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    git \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# CPU Torch
RUN pip install --no-cache-dir torch torchvision --index-url https://download.pytorch.org/whl/cpu

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

RUN pip install --no-cache-dir git+https://github.com/facebookresearch/segment-anything.git

COPY . .

# IMPORTANT: DON'T switch user (fix for HF Spaces)
EXPOSE 7860

ENV PORT=7860

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