FROM python:3.11-slim

ENV PYTHONUNBUFFERED=1 \
    PYTHONIOENCODING=utf-8 \
    PIP_NO_CACHE_DIR=1 \
    TZ=Asia/Seoul

RUN apt-get update && apt-get install -y --no-install-recommends \
        tzdata curl fonts-noto-cjk fonts-noto-cjk-extra \
    && ln -sf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt /app/requirements.txt
RUN pip install --upgrade pip && pip install -r /app/requirements.txt

COPY . /app

RUN mkdir -p /app/data
VOLUME ["/app/data"]

ENV SETTINGS_DB_PATH=/app/data/settings.db \
    STREAMLIT_SERVER_HEADLESS=true \
    STREAMLIT_SERVER_ADDRESS=0.0.0.0 \
    STREAMLIT_SERVER_PORT=8501 \
    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false \
    STREAMLIT_SERVER_ENABLE_CORS=false \
    STREAMLIT_SERVER_ENABLE_XSRF_PROTECTION=false

EXPOSE 8501

HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
    CMD curl -f http://127.0.0.1:8501/_stcore/health || exit 1

CMD ["streamlit", "run", "app_streamlit.py"]