feat: add @fontsource-variable (#224)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **New Features**
- Introduced a new font dependency, enhancing typography options for
improved styling flexibility.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

package.json

@@ -70,6 +70,7 @@
     "@galacean",
     "@gedit",
     "@fontsource",
+    "@fontsource-variable",
     "@fortawesome",
     "@fullcalendar",
     "@goldfishjs",