implement clock face & dial

frontend/src/app/components/clockchain/clockchain.component.scss

@@ -1,6 +1,6 @@
 .divider {
   position: absolute;
-  left: -1px;
+  left: -0.5px;
   top: 0;
   .divider-line {
     stroke: white;

frontend/src/app/components/clockchain/clockchain.component.ts

@@ -39,8 +39,8 @@ export class ClockchainComponent implements OnInit, OnChanges, OnDestroy {
     });
     this.connectionStateSubscription = this.stateService.connectionState$.subscribe(state => {
       this.connected = (state === 2);
-    })
-    firstValueFrom(this.stateService.chainTip$).then(tip => {
+    });
+    firstValueFrom(this.stateService.chainTip$).then(() => {
       this.loadingTip = false;
     });
   }