bans: redirect to index page after creating new ban.

app/controllers/bans_controller.rb

@@ -26,7 +26,7 @@ class BansController < ApplicationController
   def create
     @ban = authorize Ban.new(banner: CurrentUser.user, **permitted_attributes(Ban))
     @ban.save
-    respond_with(@ban)
+    respond_with(@ban, location: bans_path)
   end
 
   def update

test/functional/bans_controller_test.rb

@@ -50,7 +50,7 @@ class BansControllerTest < ActionDispatch::IntegrationTest
         assert_difference("Ban.count", 1) do
           post_auth bans_path, @mod, params: { ban: { duration: 60, reason: "xxx", user_id: @user.id }}
 
-          assert_response :redirect
+          assert_redirected_to bans_path
           assert_equal(true, @user.reload.is_banned?)
         end
       end