# ---------- Stage 1: 前端构建 ----------
FROM node:20-slim AS frontend-builder

WORKDIR /frontend

# 依赖层（利用 Docker 层缓存）
COPY frontend/package.json frontend/package-lock.json ./
RUN npm ci

# 源码 + 构建
COPY frontend/ ./
RUN npm run build

# ---------- Stage 2: Python 后端 ----------
FROM python:3.12-slim AS base

WORKDIR /app

# 安装 uv（放到 PATH 中，供 uv sync 与 CMD 的 uv run 使用）
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

# 依赖层
COPY pyproject.toml uv.lock ./
RUN uv sync --frozen --no-dev

# 应用层
COPY app/ app/
COPY scripts/ scripts/

# 前端构建产物 → 后端静态目录（SPA 由 /admin 路由服务）
COPY --from=frontend-builder /frontend/dist /app/app/static/admin

EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/api/v1/health')"

CMD ["uv", "run", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]