fix(web-app): update dashboard navigation to use the router directly and refresh admin tabs on login changes

ts_web/elements/sg-app-shell.ts

@@ -72,19 +72,23 @@ export class SgAppShell extends DeesElement {
     },
   ];
 
+  private allResolvedViewTabs: Array<{ name: string; iconName?: string; element: any }> = [];
   private resolvedViewTabs: Array<{ name: string; iconName?: string; element: any }> = [];
 
   constructor() {
     super();
     document.title = 'Stack.Gallery Registry';
 
-    // Make appRouter globally accessible for view elements
-    (globalThis as any).__sgAppRouter = appRouter;
-
     const loginSubscription = appstate.loginStatePart
       .select((s) => s)
       .subscribe((loginState) => {
         this.loginState = loginState;
+        // Re-filter tabs when login state changes
+        if (loginState.isLoggedIn && this.allResolvedViewTabs.length > 0) {
+          this.resolvedViewTabs = loginState.identity?.isSystemAdmin
+            ? this.allResolvedViewTabs
+            : this.allResolvedViewTabs.filter((t) => t.name !== 'Admin');
+        }
       });
     this.rxSubscriptions.push(loginSubscription);