Fixing FanOutOnWriteService, fixing Sidekiq not having enough DB connections

in the pool, adding a throttle of 60rpm per IP, adding mini profiler, adding
admin status to users

app/controllers/application_controller.rb

@@ -2,4 +2,11 @@ class ApplicationController < ActionController::Base
   # Prevent CSRF attacks by raising an exception.
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery with: :exception
+
+  # Profiling
+  before_action do
+    if current_user && current_user.admin?
+      Rack::MiniProfiler.authorize_request
+    end
+  end
 end