Adds demo banner

Author: JWittmeyer

src/app/base/components/header/header.component.html

@@ -1,6 +1,9 @@
 <header class="sticky top-0 z-10 w-full">
     <div
         class="relative z-10 flex-shrink-0 h-16 bg-white border-b border-gray-200 shadow-sm flex justify-between items-center">
+        <div *ngIf="hideLogout" class="absolute top-0 left-0 right-0 bottom-0 flex items-center justify-center">
+            <div class="font-bold text-red-500">Demo - Everything will be reset on the hour</div>
+        </div>
         <div class="flex items-center">
             <ng-container [ngSwitch]="page">
                 <ng-template [ngSwitchCase]="'projects'">