FROM python:3.11-slim

ENV PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

WORKDIR /app

RUN apt-get update \
    && apt-get install -y --no-install-recommends gcc libc-dev ca-certificates git \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt /app/requirements.txt
RUN pip install --upgrade pip setuptools wheel \
    && pip install --no-cache-dir -r /app/requirements.txt

COPY . /app

EXPOSE 8501

CMD streamlit run app.py --server.port=8501 --server.address=0.0.0.0 --server.headless=true