FROM python:3.11-slim

# System deps
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgomp1 \
    wget \
    git \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

# Pre-download YOLO weights
RUN python -c "from ultralytics import YOLO; YOLO('yolov8n.pt')"

# Pre-download MiDaS (optional; comment out if slow)
# RUN python -c "import torch; torch.hub.load('intel-isl/MiDaS', 'DPT_Large', trust_repo=True)"

COPY . .

EXPOSE 7860

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