How to add a Root Route to your Rails app

You need to replace the default, “Yay! You’re on Rails” landing page with a real index page for your app.

Create a route 🛤️

1. Go to config > routes.rb file
2. In the Rails.application.routes.draw method, enter the route: get root, to: "main#index"

Create a controller 👨‍✈️

1. Go to app > controllers folder
2. Create a file named main_controller.rb
3. Create a class named MainController and inherit from ApplicationController
4. Define a method named index.

Create a view 🏞️

1. Go to app > views folder
2. Create a folder named main
3. In that folder create a file named index.html.erb
4. Add HTML

View new page 👀

1. Go to http://localhost:3000
2. You’ll see the new page