Move isSng control to settings page

src-angular/app/core/services/search.service.ts

@@ -26,16 +26,12 @@ export class SearchService {
 	public availableIcons: string[]
 
 	public searchControl = new FormControl('', { nonNullable: true })
-	public isSng: FormControl<boolean>
 	public instrument: FormControl<Instrument | null>
 	public difficulty: FormControl<Difficulty | null>
 
 	constructor(
 		private http: HttpClient,
 	) {
-		this.isSng = new FormControl<boolean>((localStorage.getItem('isSng') ?? 'true') === 'true', { nonNullable: true })
-		this.isSng.valueChanges.subscribe(isSng => localStorage.setItem('isSng', `${isSng}`))
-
 		this.instrument = new FormControl<Instrument>(
 			(localStorage.getItem('instrument') === 'null' ? null : localStorage.getItem('instrument')) as Instrument
 		)

src-angular/app/core/services/settings.service.ts

@@ -75,11 +75,11 @@ export class SettingsService {
 		this.saveSettings()
 	}
 
-	get rateLimitDelay() {
-		return this.settings.rateLimitDelay
+	get isSng() {
+		return this.settings.isSng
 	}
-	set rateLimitDelay(delay: number) {
-		this.settings.rateLimitDelay = delay
+	set isSng(value: boolean) {
+		this.settings.isSng = value
 		this.saveSettings()
 	}
 }