def sort_by_tag
      by_tag = Hash[@routes[:paths].sort_by do |_key, value|
        value.first[1]['tags']
      end]
      place_readme_first(by_tag)
    end
def sort_by_tag
      by_tag = Hash[@routes[:paths].sort_by do |_key, value|
        value.first[1]['tags']
      end]
      place_readme_first(by_tag)
    end
Sort routes by tags