basic-rails/app/controllers/main_controller.rb

# MainController for basic routes
class MainController < ApplicationController
  def home
    logger.info 'efficient logging for dark theme'
  end

  def about
    logger.debug 'some debugging info'

    logger.info 'relevant information'
    logger.info "multiline\nline2\nline3"

    logger.warn 'a warning'
    # logger.error "an error"

    # raise "this is an error"
    # sleep 3
  end

  def mymethod
    puts 'hello world'
  end
end