FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies required for OpenCV
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application
COPY . .

# Expose port 7860 (Hugging Face default)
EXPOSE 7860

# Start the application
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]