# Use official Python 3.10 slim image
FROM python:3.10-slim

# Install system dependencies for OpenCV, MediaPipe, and Git
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libgl1 \
    libglib2.0-0 \
    libgles2 \
    libegl1 \
    libgbm1 \
    git \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements and install
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy all backend files
COPY backend/ .

# Download AI/MediaPipe models
RUN python download_models.py

# Expose port (Hugging Face Spaces uses 7860 by default)
EXPOSE 7860

# Run the FastAPI server
CMD ["uvicorn", "server:app", "--host", "0.0.0.0", "--port", "7860"]