switch the encryption secret from localStorage to IndexedDB (because localStorage gets lost so often)

src/views/StartView.vue

@@ -92,8 +92,11 @@ import { Component, Vue } from "vue-facing-decorator";
 import { Router } from "vue-router";
 
 import { AppString, PASSKEYS_ENABLED } from "@/constants/app";
-import { accountsDB, retrieveSettingsForActiveAccount } from "@/db/index";
-import { registerSaveAndActivatePasskey } from "@/libs/util";
+import { retrieveSettingsForActiveAccount } from "@/db/index";
+import {
+  registerSaveAndActivatePasskey,
+  retrieveAccountCount,
+} from "@/libs/util";
 
 @Component({
   components: {},
@@ -108,8 +111,7 @@ export default class StartView extends Vue {
     const settings = await retrieveSettingsForActiveAccount();
     this.givenName = settings.firstName || "";
 
-    await accountsDB.open();
-    this.numAccounts = await accountsDB.accounts.count();
+    this.numAccounts = await retrieveAccountCount();
   }
 
   public onClickNewSeed() {