actionmailbox/app/views/rails/conductor/action_mailbox/inbound_emails/sources/new.html.erb
<% provide :title, "Deliver new inbound email by source" %>
<h1>Deliver new inbound email by source</h1>
<%= form_with(url: main_app.rails_conductor_inbound_email_sources_path, local: true) do |form| %>
<div>
<%= form.label :source, "Source" %><br>
<%= form.text_area :source, size: "80x60" %>
</div>
<%= form.submit "Deliver inbound email" %>
<% end %>