Chore: Improve confirmation flow for agents (#3519)

- Agents are redirected to the password reset page which confirms the agent as well as sets a new password.

app/controllers/devise_overrides/confirmations_controller.rb

@@ -28,10 +28,7 @@ class DeviseOverrides::ConfirmationsController < Devise::ConfirmationsController
   end
 
   def create_reset_token_link(user)
-    raw, enc = Devise.token_generator.generate(user.class, :reset_password_token)
-    user.reset_password_token   = enc
-    user.reset_password_sent_at = Time.now.utc
-    user.save(validate: false)
-    "/app/auth/password/edit?config=default&redirect_url=&reset_password_token=#{raw}"
+    token = user.send(:set_reset_password_token)
+    "/app/auth/password/edit?config=default&redirect_url=&reset_password_token=#{token}"
   end
 end

app/views/devise/mailer/confirmation_instructions.html.erb

@@ -7,4 +7,8 @@
 
 <p>You can confirm your account email through the link below:</p>
 
+<% if account_user&.inviter.present? %>
+<p><%= link_to 'Confirm my account', frontend_url('auth/password/edit', reset_password_token: @resource.send(:set_reset_password_token)) %></p>
+<% else %>
 <p><%= link_to 'Confirm my account', frontend_url('auth/confirmation', confirmation_token: @token) %></p>
+<% end %>