feat: NCS-63 User account implementation (#2)

User Profile info, no game before login/register, menu bar

---------

Co-authored-by: Lala, Shahd <Shahd.Lala@sybit.de>
Co-authored-by: shahdlala66 <shahd.lala66@gmail.com>
Reviewed-on: #2

src/app/components/chess-piece/chess-piece.component.css

@@ -3,7 +3,15 @@
   height: clamp(40px, 8cqh, 120px);
   display: block;
   object-fit: contain;
-  pointer-events: none;
+  pointer-events: auto;
+}
+
+.piece[draggable='true'] {
+  cursor: grab;
+}
+
+.piece[draggable='true']:active {
+  cursor: grabbing;
 }
 
 @media (max-width: 991px) {