style: Consistent backdrop and create server in server-rail

wider server rail with larger icons ans slightly animated.

toju-app/src/app/domains/server-directory/feature/server-browser/server-browser.component.ts

@@ -49,6 +49,7 @@ import { selectCurrentUser } from '../../../../store/users/users.selectors';
 import {
   ConfirmDialogComponent,
   LeaveServerDialogComponent,
+  ModalBackdropComponent,
   type LeaveServerDialogResult
 } from '../../../../shared';
 import { ChatMessageMarkdownComponent } from '../../../chat';
@@ -89,7 +90,8 @@ export interface ServerDiscoverySection {
     NgIcon,
     ChatMessageMarkdownComponent,
     ConfirmDialogComponent,
-    LeaveServerDialogComponent
+    LeaveServerDialogComponent,
+    ModalBackdropComponent
   ],
   viewProviders: [
     provideIcons({