feat: add icon, about dialog and menu

src/app/material.module.ts

@@ -10,6 +10,7 @@ import { MatSidenavModule } from '@angular/material/sidenav';
 import { MatTabsModule } from '@angular/material/tabs';
 import { MatToolbarModule } from '@angular/material/toolbar';
 import { MatSnackBarModule } from '@angular/material/snack-bar';
+import { ScrollingModule } from '@angular/cdk/scrolling';
 
 @NgModule({
     exports: [
@@ -24,6 +25,7 @@ import { MatSnackBarModule } from '@angular/material/snack-bar';
         MatSnackBarModule,
         MatTabsModule,
         MatToolbarModule,
+        ScrollingModule,
     ],
 })
 export class MaterialModule {}