@abgov/design-tokens/data/component-design-tokens/button-group-design-tokens.json

```bash npm i --save-dev @abgov/design-tokens ```

{
  "button-group-gap": {
    "value": "{space.m}",
    "type": "spacing",
    "description": "16px"
  },
  "button-group-compact-gap": {
    "value": "{space.s}",
    "type": "spacing",
    "description": "12px"
  }
}