How to work with Angular and Rails?

Question

Angular

Hello, I want to connect Angular to rails and try it out.
Connected the gem, added Angular to application.js.

<div class="field">
<%= f.label :title %><br>
<%= f.text_field :title %>
</div>

Where and how to write ng-model="tile" here and then like this --> { { title } } display what I wrote in the input?