smtp settings

app/controllers/email_smtp_settings_controller.rb

@@ -9,7 +9,7 @@ class EmailSmtpSettingsController < ApplicationController
 
   def create
     if @encrypted_config.update(email_configs)
-      SettingsMailer.smtp_successful_setup(@encrypted_config.value['from_email']).deliver_now!
+      SettingsMailer.smtp_successful_setup(@encrypted_config.value['from_email'] || current_user.email).deliver_now!
 
       redirect_to settings_email_index_path, notice: I18n.t('changes_have_been_saved')
     else

app/mailers/settings_mailer.rb

@@ -2,6 +2,6 @@
 
 class SettingsMailer < ApplicationMailer
   def smtp_successful_setup(email)
-    mail(to: email, subject: 'SMTP has been configured')
+    mail(to: email, from: email, subject: 'SMTP has been configured')
   end
 end

app/views/email_smtp_settings/index.html.erb

@@ -48,7 +48,7 @@
         </div>
         <div class="form-control">
           <%= ff.label :from_email, t('send_from_email'), class: 'label' %>
-          <%= ff.email_field :from_email, value: value['from_email'], required: true, class: 'base-input' %>
+          <%= ff.email_field :from_email, value: value['from_email'], required: !Docuseal.multitenant?, class: 'base-input' %>
         </div>
       <% end %>
       <div class="form-control pt-2">