Chore: Swagger Docs V1 (#546)

app/controllers/swagger_controller.rb

@@ -0,0 +1,18 @@
+class SwaggerController < ApplicationController
+  def respond
+    if Rails.env.development? || Rails.env.test?
+      render inline: File.read(Rails.root.join('swagger', derived_path))
+    else
+      head 404
+    end
+  end
+
+  private
+
+  def derived_path
+    params[:path] ||= 'index.html'
+    path = params[:path]
+    path << ".#{params[:format]}" unless path.ends_with?(params[:format].to_s)
+    path
+  end
+end