import Document , { Head , Html , Main , NextScript } from 'next/document' ; import React from 'react' ; class MyDocument extends Document { public render ( ) { console . log ( process . env . URL_APP ) ; return ( < Html lang = "en" > < Head > < meta charSet = "utf-8" / > < meta name = "google" content = "notranslate" / > < meta name = "theme-color" content = "#303030" / > < /Head> < body > < Main /> < NextScript / > < /body> < /Html>); } } export default MyDocument ;