FROM python:3.12-slim

# Docker CE CLI + Compose Plugin (공식 저장소에서 설치)
RUN apt-get update && apt-get install -y --no-install-recommends \
    git rsync ca-certificates curl util-linux gnupg \
    && install -m 0755 -d /etc/apt/keyrings \
    && curl -fsSL https://download.docker.com/linux/debian/gpg \
       | gpg --dearmor -o /etc/apt/keyrings/docker.gpg \
    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] \
       https://download.docker.com/linux/debian $(. /etc/os-release && echo $VERSION_CODENAME) stable" \
       > /etc/apt/sources.list.d/docker.list \
    && apt-get update \
    && apt-get install -y --no-install-recommends docker-ce-cli docker-compose-plugin \
    && rm -rf /var/lib/apt/lists/*

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

COPY app.py /app/app.py

ENV PYTHONUNBUFFERED=1
EXPOSE 9000
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "9000"]