add more type casts

src/views/TestView.vue

@@ -242,6 +242,7 @@ import { Buffer } from "buffer/";
 import { Base64URLString } from "@simplewebauthn/types";
 import { ref } from "vue";
 import { Component, Vue } from "vue-facing-decorator";
+import { Router } from "vue-router";
 
 import QuickNav from "@/components/QuickNav.vue";
 import { AppString, NotificationIface } from "@/constants/app";
@@ -349,7 +350,7 @@ export default class Help extends Vue {
             this.userName = DEFAULT_USERNAME;
           },
           onYes: async () => {
-            this.$router.push({ name: "new-edit-account" });
+            (this.$router as Router).push({ name: "new-edit-account" });
           },
           noText: "try again and use " + DEFAULT_USERNAME,
         },