HOW TO USE TRIX-EDITOR

Trix is an editor for writing messages, comments, articles, and lists—the simple documents most web apps are made of. It features a sophisticated document model, support for embedded attachments, and outputs terse and consistent HTML.

$  rails new trix_editor --css tailwind

$  cd trix_editor

$  rails action_text:install

$  rails g scaffold post title content:rich_text

$  rails s

Source: https://trix-editor.org/