Display submission URL

app/views/forms/show.html.erb

@@ -1,3 +1,7 @@
+<h1><%= @form.title %></h1>
+<p>
+  <%= submission_url(@form) %>
+</p>
 <table>
   <thead>
     <tr>

config/routes.rb

@@ -5,7 +5,7 @@ Rails.application.routes.draw do
     resources :submissions
   end
 
-  post '/s/:form_id' => 'submissions#create'
+  post '/s/:form_id' => 'submissions#create', as: :submission
 
   get '/login' => 'sessions#new', as: :login
   get '/logout' => 'sessions#destroy', as: :logout