Chore: Updated resolvers from Class to ResolveFn

overlord/src/app/account/account-list.resolver.ts

@@ -0,0 +1,9 @@
+import { inject } from '@angular/core';
+import { ResolveFn } from '@angular/router';
+
+import { Account } from '../core/account';
+import { AccountService } from '../core/account.service';
+
+export const accountListResolver: ResolveFn<Account[]> = () => {
+  return inject(AccountService).list();
+};