FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip3 install --no-cache-dir -r requirements.txt

COPY . .

# Hugging Face Spaces serves on 7860 by default for custom Docker
EXPOSE 7860

# Healthcheck
HEALTHCHECK CMD curl --fail http://localhost:7860/health || exit 1

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