mergeDeep also merges columns, but it should be replaced simply. So in the new function, first apply mergeDeep except columns, and set default columns if columns unset.  | 
			||
|---|---|---|
| .. | ||
| fonts | ||
| images | ||
| mastodon | ||
| packs | ||
| styles | ||
				mergeDeep also merges columns, but it should be replaced simply. So in the new function, first apply mergeDeep except columns, and set default columns if columns unset.  | 
			||
|---|---|---|
| .. | ||
| fonts | ||
| images | ||
| mastodon | ||
| packs | ||
| styles | ||