feat: enable volar ts plugin (#63)

* chore: enabled ts plugin

* fix: require -> required

src/shims.d.ts

@@ -4,12 +4,6 @@ declare interface Window {
   // extend the window
 }
 
-declare module '*.vue' {
-  import { ComponentOptions } from 'vue'
-  const component: ComponentOptions
-  export default component
-}
-
 // with vite-plugin-md, markdowns can be treat as Vue components
 declare module '*.md' {
   import { ComponentOptions } from 'vue'