For now, there is no mention of Webpack in the official guides – neither on edge guides – except for Ruby on Rails 6 release notes and upgrade guide. The documentation of the Webpacker gem is quite good, but a newcomer to Rails wouldn't know at first that he needs to have a look to it.

Specifically, it would be good to have a mention of Webpack in the following guides:

• The Asset Pipeline

Environment

• Ruby 2.4.5
• Rails 4.2.11
• Devise 4.6.1

Current behavior

Devise is sending the "Email Changed" email when a user first signs up. This email is unnecessary because they haven't confirmed this email yet.

GIF showing both "confirmation" email AND "email changed" email.

![Double Email Gif](https://user-images.githubusercontent.com/6728265/54702757-c90f

Is there anyway we can use your icons in a SASS or SCSS document as background images? If this is possible, what would be a general guideline for setting up something like this?

Thanks

Is there any documentation on how to use less-loader with webpacker? I just spent the last four hours trying to figure out why my application was throwing a this[MODULE_NAME] is not a function because of a dependency upgrade, and found out that it was because in my loader I was using MiniCssExtractPlugin.loader, but webpacker was using its own internal version of MiniCssExtractPlugin. I wo

Problem
As of now, when a user has to configure inbound emails, there are some settings related to this under the account settings page. This is confusing and does not really say anything more about each of the settings.

Solution
Required more documentation on guiding a user to configure this.

Hello!

I think I've figured out a good way to get SimpleCov working with Spring. For my Rails application, preloading the app would require some classes in my ./app directory, and this would cause some inaccurate coverage to be reported (any lines that were required during preloading were missing in the coverage.) I figured out how to fix this issue by starting SimpleCov in config/spring.rb