Updates to groups sorting

• Updates to groups sorting

db/migrate/20200808170254_add_index_to_status_created_at.rb

@@ -0,0 +1,8 @@
+class AddIndexToStatusCreatedAt < ActiveRecord::Migration[5.2]
+  disable_ddl_transaction!
+
+  def change
+    add_index :statuses, :created_at, algorithm: :concurrently
+    add_index :statuses, :updated_at, algorithm: :concurrently
+  end
+end

db/migrate/20200808170708_add_index_to_user_current_sign_in_at.rb

@@ -0,0 +1,7 @@
+class AddIndexToUserCurrentSignInAt < ActiveRecord::Migration[5.2]
+  disable_ddl_transaction!
+
+  def change
+    add_index :users, :current_sign_in_at, algorithm: :concurrently
+  end
+end