完整示例
完整示例
FROM node:20-alpine AS build
WORKDIR /site
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build
FROM nginx:1.27-alpine
COPY nginx/default.conf /etc/nginx/conf.d/default.conf
COPY --from=build /site/dist /usr/share/nginx/html
EXPOSE 80
HEALTHCHECK --interval=30s --timeout=3s \
CMD wget -qO- http://localhost/ >/dev/null || exit 1
CMD ["nginx", "-g", "daemon off;"]nginx 官方镜像默认已带 daemon off 的 CMD；自定义 CMD 时保留它，否则容器启动即退出（nginx 后台化后前台无进程）。