[Internal] Add route for widget testing (#199)

app/controllers/widget_tests_controller.rb

@@ -0,0 +1,13 @@
+class WidgetTestsController < ActionController::Base
+  before_action :set_web_widget
+
+  def index
+    render
+  end
+
+  private
+
+  def set_web_widget
+    @web_widget = Channel::WebWidget.first
+  end
+end