Waiter app progress

app/controllers/waiter/sections_controller.rb

@@ -0,0 +1,8 @@
+class Waiter::SectionsController < Waiter::ApplicationController
+
+  def index
+    sections = current_supplier.sections.include_relation(:tables)
+    render json: sections, each_serializer: Waiter::SectionSerializer
+  end
+
+end