FROM python:3.12-slim
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
WORKDIR /app
COPY pyproject.toml uv.lock* ./
COPY packages ./packages
COPY apps/api ./apps/api
# alembic.ini 在仓库根，随 build context 拷入镜像，供容器内 `alembic upgrade head`（迁移目录
# packages/db/migrations 已随 `COPY packages` 进镜像；缺 alembic.ini 迁移会找不到配置而失败）。
COPY alembic.ini ./
RUN uv sync --no-dev --frozen || uv sync --no-dev
EXPOSE 8000
# 存活探测：镜像无 curl，用 stdlib urllib 打 /health（非 200/连接失败会抛异常，退出非零）。
HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
  CMD ["python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/health').read()"]
CMD ["uv", "run", "uvicorn", "ww_api.main:app", "--host", "0.0.0.0", "--port", "8000"]