Without this, there is no way for the browser user to know that these environmental variables ARE NOT available at build time. For newby-ish dev's that a subtle difference that is only manifested because of the way docker builds happen.
Without this, there is no way for the browser user to know that these environmental variables ARE NOT available at build time. For newby-ish dev's that a subtle difference that is only manifested because of the way docker builds happen.