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# 使用轻量级的 Nginx 镜像
FROM nginx:alpine
ARGNGINX_CONF=nginx.conf
RUN rm -f /etc/nginx/conf.d/default.conf
COPY${NGINX_CONF} /etc/nginx/conf.d/default.conf
COPY dist /usr/share/nginx/html
EXPOSE 8088
# 安装 getent 依赖（Alpine 自带）
# 创建启动脚本：轮询等待后端 DNS 解析成功后再启动 nginx
RUNprintf"#!/bin/sh\n\
echo \"Waiting for upstream besure-server-inner to resolve...\"\n\
while ! getent hosts besure-server-inner > /dev/null 2>&1; do\n\