consolidate interface and remove copies of code

src/views/ContactQRScanShowView.vue

@@ -78,6 +78,7 @@ import { Component, Vue } from "vue-facing-decorator";
 import { QrcodeStream } from "vue-qrcode-reader";
 import { useClipboard } from "@vueuse/core";
 
+import { NotificationIface } from "@/constants/app";
 import { accountsDB, db } from "@/db/index";
 import { MASTER_SETTINGS_KEY } from "@/db/tables/settings";
 import { deriveAddress, nextDerivationPath, SimpleSigner } from "@/libs/crypto";
@@ -91,13 +92,6 @@ import {
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const Buffer = require("buffer/").Buffer;
 
-interface Notification {
-  group: string;
-  type: string;
-  title: string;
-  text: string;
-}
-
 @Component({
   components: {
     QrcodeStream,
@@ -106,7 +100,7 @@ interface Notification {
   },
 })
 export default class ContactQRScanShow extends Vue {
-  $notify!: (notification: Notification, timeout?: number) => void;
+  $notify!: (notification: NotificationIface, timeout?: number) => void;
 
   activeDid = "";
   apiServer = "";