FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    TZ=Asia/Seoul

WORKDIR /app

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

COPY . .

CMD ["python", "-u", "bot.py"]