chore(VerticalNavigation): add Link type

src/runtime/types/index.d.ts

@@ -4,3 +4,4 @@ export * from './clipboard'
 export * from './command-palette'
 export * from './notification'
 export * from './popper'
+export * from './vertical-navigation'

src/runtime/types/vertical-navigation.d.ts

@@ -0,0 +1,13 @@
+import type { RouteLocationRaw } from 'vue-router'
+import type { Avatar } from './avatar'
+
+export interface Link {
+  to?: string | RouteLocationRaw
+  exact?: boolean
+  label: string
+  icon?: string
+  iconClass?: string
+  avatar?: Partial<Avatar>
+  click?: Function
+  badge?: string | number
+}