Packages & Registries settings: use `show` instead of `index`

app/controllers/groups/settings/packages_and_registries_controller.rb

@@ -9,7 +9,7 @@ module Groups
 
       feature_category :package_registry
 
-      def index
+      def show
       end
 
       private

app/controllers/projects/settings/packages_and_registries_controller.rb

@@ -10,7 +10,7 @@ module Projects
 
       feature_category :package_registry
 
-      def index
+      def show
       end
 
       private

app/helpers/groups_helper.rb

@@ -25,7 +25,7 @@ module GroupsHelper
       applications#index
       applications#show
       applications#edit
-      packages_and_registries#index
+      packages_and_registries#show
       groups/runners#show
       groups/runners#edit
     ]

app/helpers/projects_helper.rb

@@ -680,7 +680,7 @@ module ProjectsHelper
       operations#show
       badges#index
       pages#show
-      packages_and_registries#index
+      packages_and_registries#show
       projects/runners#show
       projects/runners#edit
     ]

config/routes/group.rb

@@ -52,7 +52,7 @@ constraints(::Constraints::GroupUrlConstrainer.new) do
 
       resources :applications
 
-      resources :packages_and_registries, only: [:index]
+      resource :packages_and_registries, only: [:show]
     end
 
     resource :variables, only: [:show, :update]

config/routes/project.rb

@@ -130,7 +130,7 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
             end
           end
 
-          resources :packages_and_registries, only: [:index]
+          resource :packages_and_registries, only: [:show]
         end
 
         resources :autocomplete_sources, only: [] do