message: Improving frame design
diff: <ng-content select="[navbar]"></ng-content>
  <li class="nav-item divider-vertical">
  </li>
  + <ng-container *ngIf="authenticationRequired && user.value">
  <li class="nav-item me-2 ms-2 navbar-text">
  - <span *ngIf="authenticationRequired && user.value"
  - style="white-space: nowrap;">
  + <span style="white-space: nowrap;">
  <span class="oi oi-person"></span> {{user.value.name}}
  </span>
  </li>
  <li class="nav-item divider-vertical">
  </li>
  - <li class="nav-item ms-2">
  + </ng-container>
  + <li class="nav-item">
  <span>
  <app-language class="navbar-btn" [isDark]="true"></app-language>
  </span>
  