With Rails 7 coming out soon, it's a good time to look at what it could take to upgrade our existing applications to esbuild. In this episode, we start with a Rails 6 application and begin the upgrade process by removing Webpacker and switching over to esbuild.

In this episode, we create a chat application using Rails 7, esbuild (JS Bundling), CSS Bundling, Hotwire, and Action Text. We also dive into some issues around CSS Bundling and Action Text.

Continuing from Episode 300, we look at creating a password reset feature. We explore some of the security concerns around this feature and some mitigating options.

With custom controllers and Global ID, we can lock down Active Storage files to provide a link which expires after a duration of time. At the beginning of the video, I tour the new Rails 7 template and configuration that will be used for episodes going forward.

Logging is an important part of understanding the behavior of your applications. Your logs contain essential records of application operations including database queries, server requests, and errors.