Big first commit

authentication-zero and first layout

app/views/invitations/new.html.erb

@@ -0,0 +1,32 @@
+<p style="color: green"><%= notice %></p>
+
+<h1>Send invitation</h1>
+
+<%= form_with(url: invitation_path) do |form| %>
+  <% if @user.errors.any? %>
+    <div style="color: red">
+      <h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being saved:</h2>
+
+      <ul>
+        <% @user.errors.each do |error| %>
+          <li><%= error.full_message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div>
+    <%= form.label :email, style: "display: block" %>
+    <%= form.email_field :email, required: true, autofocus: true %>
+  </div>
+
+  <div>
+    <%= form.submit "Send an invitation" %>
+  </div>
+<% end %>
+
+<br>
+
+<div>
+  <%= link_to "Back", root_path %>
+</div>