FROM python:3.10-slim

WORKDIR /app

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

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

# Copy application code
COPY . .

# Expose port
EXPOSE 7860

# Command to run the application
# Using 7860 for Hugging Face Spaces compatibility
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]