fix generator problem. allow no auth

app/controllers/merged/merged_controller.rb

@@ -1,6 +1,11 @@
 module Merged
   class MergedController < ::ApplicationController
-    before_action :authenticate_member!
+    before_action :authenticate_if
     layout "merged/application"
+
+    def authenticate_if
+      return unless respond_to? :"authenticate_member!"
+      authenticate_member!
+    end
   end
 end

app/views/layouts/merged/_header.haml

@@ -25,8 +25,9 @@
     = link_to merged.changes_index_path do
       %button.my-3.button{class: last_change_class}= last_change_text
 
-    = form_tag( main_app.destroy_member_session_path , {method: :delete  } ) do
-      %button.flex.w-full.items-center.gap-2.rounded-lg.px-4.py-2.text-sm.text-blue-700.hover:bg-red-50{:role => "menuitem", :type => "submit"}
-        %svg.h-4.w-4{:fill => "none", :stroke => "currentColor", "stroke-width" => "2", :viewbox => "0 0 24 24", :xmlns => "http://www.w3.org/2000/svg"}
-          %path{:d => "M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16", "stroke-linecap" => "round", "stroke-linejoin" => "round"}
-        Sign out
+    - if main_app.respond_to? :destroy_member_session_path
+      = form_tag( main_app.destroy_member_session_path , {method: :delete  } ) do
+        %button.flex.w-full.items-center.gap-2.rounded-lg.px-4.py-2.text-sm.text-blue-700.hover:bg-red-50{:role => "menuitem", :type => "submit"}
+          %svg.h-4.w-4{:fill => "none", :stroke => "currentColor", "stroke-width" => "2", :viewbox => "0 0 24 24", :xmlns => "http://www.w3.org/2000/svg"}
+            %path{:d => "M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16", "stroke-linecap" => "round", "stroke-linejoin" => "round"}
+          Sign out