anchor.diff:        };
   
         modes = mkOption {
  -        type = types.attrsOf types.attrs;
  +        type = types.attrsOf (types.attrsOf types.str);
           default = {
             resize = {
               "Left" = "resize shrink width 10 px or 10 ppt";
  
positive.code:       };
  
        keybindings = mkOption {
          type = types.attrs;
          default = {
            "${cfg.config.modifier}+Return" = "exec i3-sensible-terminal";
            "${cfg.config.modifier}+Shift+q" = "kill";
  
negative.code:       };
  
        keycodebindings = mkOption {
          type = types.attrsOf types.str;
          default = {};
          description = ''
            An attribute set that assigns keypress to an action using key code.
  