FROM python:3.11-slim

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

# Create directories
RUN mkdir -p /app/packages /app/code

WORKDIR /app

# Install packages to isolated directory
COPY requirements.txt .
RUN pip install --target=/app/packages -r requirements.txt

# Copy code
COPY . /app/code/

ENV PYTHONPATH=/app/packages
ENV PYTHONUNBUFFERED=1

WORKDIR /app/code
EXPOSE 8090

CMD ["python3", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8090"]