Add section elements

app/controllers/suppliers/svg_elements_controller.rb

@@ -0,0 +1,8 @@
+module Suppliers
+  class SvgElementsController < Suppliers::ApplicationController
+    def index
+      @svg_elements = SvgElement.all
+      render json: @svg_elements, each_serializer: Suppliers::SvgElementSerializer
+    end
+  end
+end