fix hoard shortcut problem

nixos/system/desktop/hoard.nix

@@ -32,15 +32,23 @@ in
       read_from_current_directory = true;
     };
     programs.zsh.initExtra = ''
+      export HOARD_NOBIND=1
       source ${hoardSrc}/src/shell/hoard.zsh
+      bindkey '^x' _hoard_list_widget
     '';
   };
 
+  # use showkey -a
+  # todo Ctrl-h is equivalent to Ctrl-Backspace (for some reason)
   programs.zsh.interactiveShellInit = ''
+    export HOARD_NOBIND=1
     source ${hoardSrc}/src/shell/hoard.zsh
+    bindkey '^x' _hoard_list_widget
   '';
   programs.bash.interactiveShellInit = ''
+    export HOARD_NOBIND=1
     source ${hoardSrc}/src/shell/hoard.bash
+    bind -x '"\C-x": __hoard_list'
   '';
 
 }