How to integrate HTML / Bootstrap theme into Rails 6

Say you just bought a Bootstrap theme (or any HTML template) and want to integrate it to Rails 6, where do you start? 🤔This tutorial aims to guide the integration process, outlining a few main steps, the whole integration process might take a few hours to a few days depending on how big or complex for the template you bought.Table of contentsInstall related NPM packagesBootstrap, Jquery and Popper.jsInstall custom (proprietary) Javascript librariesCopying CSS and ImagesCopying HTML FilesDebugging Javascript issuesI will be using the Front Bootstrap Theme for this tutorial, you can use your own theme, I think the steps should be similar.