FROM python:3.11-slim

WORKDIR /app

# System dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies
COPY requirements.txt .

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

# Copy application
COPY . .

# Hugging Face Spaces expects app on port 7860
EXPOSE 7860

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