page refresh issue fix using useHash

Author: piyalidas10

src/app/app.routing.ts

@@ -57,7 +57,7 @@ const appRoutes: Routes = [
 ];
 
 @NgModule({
-    imports: [RouterModule.forRoot(appRoutes)],
+    imports: [RouterModule.forRoot(appRoutes, { useHash: true })],
     exports: [RouterModule],
     providers: [AuthGuard, LoginGuard]
 })