Fix login sometimes redirecting to paths that are not pages (#11019)

Fix #11016

app/controllers/custom_css_controller.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class CustomCssController < ApplicationController
+  skip_before_action :store_current_location
+
   before_action :set_cache_headers
 
   def show

app/controllers/manifests_controller.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class ManifestsController < ApplicationController
+  skip_before_action :store_current_location
+
   def show
     render json: InstancePresenter.new, serializer: ManifestSerializer
   end

app/controllers/media_controller.rb

@@ -3,6 +3,8 @@
 class MediaController < ApplicationController
   include Authorization
 
+  skip_before_action :store_current_location
+
   before_action :set_media_attachment
   before_action :verify_permitted_status!
 

app/controllers/media_proxy_controller.rb

@@ -3,6 +3,8 @@
 class MediaProxyController < ApplicationController
   include RoutingHelper
 
+  skip_before_action :store_current_location
+
   def show
     RedisLock.acquire(lock_options) do |lock|
       if lock.acquired?