feat: add per-download yt-dlp presets and overrides

Agent-Logs-Url: https://github.com/alexta69/metube/sessions/8a3119fc-63d1-4508-a196-8c50ff248812

Co-authored-by: alexta69 <7450369+alexta69@users.noreply.github.com>

ui/src/app/services/downloads.service.ts

@@ -20,6 +20,8 @@ export interface AddDownloadPayload {
   chapterTemplate: string;
   subtitleLanguage: string;
   subtitleMode: string;
+  ytdlOptionsPreset: string;
+  ytdlOptionsOverrides: string;
 }
 @Injectable({
   providedIn: 'root'
@@ -141,11 +143,19 @@ export class DownloadsService {
       chapter_template: payload.chapterTemplate,
       subtitle_language: payload.subtitleLanguage,
       subtitle_mode: payload.subtitleMode,
+      ytdl_options_preset: payload.ytdlOptionsPreset,
+      ytdl_options_overrides: payload.ytdlOptionsOverrides,
     }).pipe(
       catchError(this.handleHTTPError)
     );
   }
 
+  public getPresets() {
+    return this.http.get<{ presets: string[] }>('presets').pipe(
+      catchError(() => of({ presets: [] }))
+    );
+  }
+
   public startById(ids: string[]) {
     return this.http.post('start', {ids: ids});
   }