Middleman inline svg helper

config.rb

helpers do
  def inline_svg name
    root = Middleman::Application.root
    file_path = "#{root}/source/assets/images/svg/#{name}.svg"
    if File.exists?(file_path)
      File.read(file_path)
    else
      "<span class='icon-error'>Icon #{name} not found</span>"
    end
  end
end