FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PORT=8501

WORKDIR /app

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

# Copy application files
COPY . /app

EXPOSE ${PORT}

CMD ["streamlit", "run", "app.py", "--server.port", "${PORT}", "--server.address", "0.0.0.0"]