chore: rubocop

chore: fix api test conventions

chore: rubocop -A spec/

chore: more rubocop -A

fix failing test

rubocop fixes

removes helper methods that are in my opinion dead code

more rubocop fixes

rubocop -a --auto-gen-config

plugins/messages/config/routes.rb

@@ -1,13 +1,13 @@
 Rails.application.routes.draw do
   scope '/:foodcoop' do
-    resources :messages, :only => [:index, :show, :new, :create] do
+    resources :messages, only: %i[index show new create] do
       member do
         get :thread
         post :toggle_private
       end
     end
 
-    resources :message_threads, :only => [:index, :show]
+    resources :message_threads, only: %i[index show]
 
     resources :messagegroups, only: [:index] do
       member do