Using Native ActiveRecord Logger

Starting in Rails 5.2 there's a new setting to log ActiveRecord
queries making the LogQuerySource not needed anymore

config/environments/development.rb

@@ -113,5 +113,5 @@ Osem::Application.configure do
       devise_config.ichain_test_mode = true
     end
   end
-
+  config.active_record.verbose_query_logs = true
 end

config/initializers/active_record_log_subscriber.rb

@@ -1,17 +0,0 @@
-# http://www.jkfill.com/2015/02/14/log-which-line-caused-a-query/
-module LogQuerySource
-  def debug(*args, &block)
-    return unless super
-
-    backtrace = Rails.backtrace_cleaner.clean caller
-
-    relevant_caller_line = backtrace.detect do |caller_line|
-      !caller_line.include?('/initializers/')
-    end
-
-    if relevant_caller_line
-      logger.debug("  ↳ #{ relevant_caller_line.sub("#{ Rails.root }/", '') }")
-    end
-  end
-end
-ActiveRecord::LogSubscriber.send :prepend, LogQuerySource