# ===============================
# Stage 1: kubectl
# ===============================
FROM bitnami/kubectl AS kubectl


# ===============================
# Stage 2: runtime
# ===============================
FROM python:3.11-slim

# kubectl 복사
COPY --from=kubectl /opt/bitnami/kubectl/bin/kubectl /usr/local/bin/kubectl

# 필수 패키지
RUN apt-get update && apt-get install -y --no-install-recommends \
    ca-certificates \
 && rm -rf /var/lib/apt/lists/*

# python 패키지
RUN pip install --no-cache-dir ruamel.yaml

# 작업 디렉토리
WORKDIR /app

# 스크립트 복사
COPY migrate.py /app/migrate.py

# 기본 mapping.yaml
COPY mapping.yaml /app/mapping.yaml

# 실행 권한
RUN chmod +x /app/migrate.py

# 기본 엔트리포인트
ENTRYPOINT ["python", "/app/migrate.py"]