refactor: make filter pipe standalone

src/app/shared/pipes/filter.pipe.ts

@@ -2,6 +2,7 @@ import { Injectable, Pipe, PipeTransform } from '@angular/core';
 
 @Pipe({
     name: 'filterBy',
+    standalone: true,
 })
 @Injectable()
 export class FilterPipe implements PipeTransform {

src/app/shared/shared.module.ts

@@ -14,13 +14,13 @@ import { MomentDatePipe } from './pipes/moment-date.pipe';
 
 @NgModule({
     declarations: [
-        FilterPipe,
         HeaderComponent,
         MomentDatePipe,
         RecentPlaylistsComponent,
         PlaylistItemComponent,
     ],
     imports: [
+        FilterPipe,
         CommonModule,
         FormsModule,
         MaterialModule,