Mixed Content: The page at '*' was loaded over HTTPS

本地配置代理 https://web.unofficial.cn 以后，本地服务请求的有 http://localhost:3000 的本地资源，chrome 会提示

Mixed Content: The page at 'https://web.unofficial.cn/xxx' was loaded over HTTPS, but requested an insecure favicon 'http://localhost:3000/static/favicon.ico'. This request has been blocked; the content must be served over HTTPS.

解决方案：设置-隐私设置与安全性-不安全的内容-允许