FROM python:3.11-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    STREAMLIT_SERVER_MAX_UPLOAD_SIZE=10 \
    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false

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

COPY . .

EXPOSE 8501

HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
    CMD python healthcheck.py || exit 1

# 如果从中国使用，建议取消以下注释 / Uncomment for China users:
# ENV HTTP_PROXY=http://host.docker.internal:7897
# ENV HTTPS_PROXY=http://host.docker.internal:7897

CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.headless=true"]
