chore: rubocop

chore: fix api test conventions

chore: rubocop -A spec/

chore: more rubocop -A

fix failing test

rubocop fixes

removes helper methods that are in my opinion dead code

more rubocop fixes

rubocop -a --auto-gen-config

plugins/discourse/Rakefile

@@ -20,7 +20,7 @@ RDoc::Task.new(:rdoc) do |rdoc|
   rdoc.rdoc_files.include('lib/**/*.rb')
 end
 
-APP_RAKEFILE = File.expand_path("../test/dummy/Rakefile", __FILE__)
+APP_RAKEFILE = File.expand_path('test/dummy/Rakefile', __dir__)
 load 'rails/tasks/engine.rake'
 
 Bundler::GemHelper.install_tasks
@@ -34,4 +34,4 @@ Rake::TestTask.new(:test) do |t|
   t.verbose = false
 end
 
-task :default => :test
+task default: :test