Upgraded entries, plugins, router & webpack to vue 3 & typescript

src/store.ts

@@ -1,5 +1,4 @@
-import Vue from "vue";
-import Vuex from "vuex";
+import { createStore } from "vuex";
 
 import darkmodeModule from "./modules/darkmodeModule";
 import documentTitle from "./modules/documentTitle";
@@ -8,9 +7,7 @@ import user from "./modules/user";
 import popup from "./modules/popup";
 import hamburger from "./modules/hamburger";
 
-Vue.use(Vuex);
-
-const store = new Vuex.Store({
+const store = createStore({
   modules: {
     darkmodeModule,
     documentTitle,