fix: convert plugin to ts

Author: danielroe

src/plugin.js

@@ -0,0 +1,13 @@
+import { InjectKey } from 'vue/types/options'
+import { Context } from '@nuxt/types'
+
+const { createStore } = require('<%= options.buildDir %>/store')
+
+const { getAccessorFromStore } = require('<%= options.libDir %>/utils')
+
+type Inject = (name: InjectKey, property: unknown) => void
+const storeAccessor = getAccessorFromStore(createStore())
+
+export default async ({ store }: Context, inject: Inject) => {
+  inject('accessor', storeAccessor(store))
+}