<%= form_with model: @user do |f| %>
<%= f.label :name, "Name" %>
<%= f.text_field :name %>
<%= f.submit "Save trainer card", class: "btn-primary" %>
<% if @user.errors.any? %>
<%= pluralize(@user.errors.count, "error") %> prohibited this user from being saved:
<% @user.errors.full_messages.each do |message| %>
- <%= message %>
<% end %>
<% end %>
<% end %>