code: def show(all_keys):
      
      if not config_file_exists():
          echo_info('No config file found! Please try `ddev config restore`.')
      else:
          if all_keys:
              echo_info(read_config_file().rstrip())
          else:
              echo_info(read_config_file_scrubbed().rstrip())
docs: Show the contents of the config file.