Add system specs for site settings (#209)

spec/spec_helper.rb

@@ -21,6 +21,14 @@ RSpec.configure do |config|
     Current.tenant = FactoryBot.create(:tenant)
   end
 
+  # Compile fresh assets before system specs (needed to get the changes)
+  # If you're in development and this slows you down, comment it out
+  # and use ./script/rspec-compile-assets.sh only when needed
+  config.before(:all, type: :system, js: true) do
+    Rails.application.load_tasks
+    Rake::Task["assets:precompile"].invoke("--silent")
+  end
+
   # rspec-expectations config goes here. You can use an alternate
   # assertion/expectation library such as wrong or the stdlib/minitest
   # assertions if you prefer.