FROM python:3.11-slim

# Prevent Python from writing pyc files and buffering stdout/stderr
ENV PYTHONUNBUFFERED=1

# Install system dependencies (none required for this simple app)
# If you need build tools for other packages, uncomment the next line
# RUN apt-get update && apt-get install -y build-essential && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY . /app

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

EXPOSE 7860

CMD ["python", "app.py"]