FROM python:3.12-slim

WORKDIR /app

# tzdata lets the TZ env var (Asia/Seoul) resolve so log timestamps follow KST.
RUN apt-get update \
    && apt-get install -y --no-install-recommends tzdata \
    && rm -rf /var/lib/apt/lists/*
ENV TZ=Asia/Seoul

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

COPY backend/ .

RUN mkdir -p /app/uploads /app/logs

ENV PYTHONUNBUFFERED=1

EXPOSE 8000

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]
