Convert most code to ts

web/src/App.vue

@@ -1,7 +1,8 @@
-<script>
+<script lang="ts">
+import { defineComponent } from "vue";
 import { LOGOUT } from "./store/mutation-types";
 
-export default {
+export default defineComponent({
   computed: {
     loggedIn() {
       return this.$store.state.Session.Token;
@@ -19,7 +20,7 @@ export default {
   beforeCreate () {
     this.$store.commit("initializeStore");
   }
-}
+})
 </script>
 
 <template>