chore: add Tailwind CSS configuration file. ux writing update

src/app/domains/pos/layouts/layout.component.html

@@ -18,7 +18,10 @@
 </ng-template>
 
 <ng-template #topbarEnd>
-  <p-button (click)="toggleMenu()" icon="pi pi-user" outlined size="large" />
+  <div class="">
+    <p-menu #menu [model]="profileMenuItems" [popup]="true" />
+    <p-button (click)="menu.toggle($event)" icon="pi pi-user" text severity="contrast" size="large" />
+  </div>
 </ng-template>
 
 @if (loading()) {