feat(types): support custom values from app.config.ts (#863)

src/runtime/components/forms/Range.vue

@@ -26,7 +26,7 @@ import { twMerge, twJoin } from 'tailwind-merge'
 import { useUI } from '../../composables/useUI'
 import { useFormGroup } from '../../composables/useFormGroup'
 import { mergeConfig } from '../../utils'
-import type { Strategy } from '../../types'
+import type { RangeSize, Strategy } from '../../types'
 // @ts-expect-error
 import appConfig from '#build/app.config'
 import { range } from '#ui/ui.config'
@@ -66,7 +66,7 @@ export default defineComponent({
       default: 1
     },
     size: {
-      type: String as PropType<keyof typeof config.size>,
+      type: String as PropType<RangeSize>,
       default: null,
       validator (value: string) {
         return Object.keys(config.size).includes(value)