```coffeescript
'.workspace .platform-darwin':
  'cmd-.': 'key-binding-resolver:toggle'

'.workspace .platform-win32':
  'ctrl-.': 'key-binding-resolver:toggle'
```

Add ctrl-. keybinding on Linux
user
```coffeescript
'.workspace .platform-darwin':
  'cmd-.': 'key-binding-resolver:toggle'

'.workspace .platform-win32':
  'ctrl-.': 'key-binding-resolver:toggle'

'.workspace .platform-linux':
  'ctrl-.': 'key-binding-resolver:toggle'
```
assistant