feat(lib): lazy url config

Author: ChristopherPHolder

packages/ngx-fast-icon-demo/src/app/app.config.server.ts

@@ -13,7 +13,9 @@ import { appConfig } from './app.config';
 
 @Injectable()
 export class SvgLoadStrategySsr implements SvgLoadStrategy {
-  config = (url: string) => of(join(cwd(), 'packages', 'ngx-fast-icon-demo', 'src', 'assets', 'svg-icons', url));
+  config(url: string) {
+    return of(join(cwd(), 'packages', 'ngx-fast-icon-demo', 'src', 'assets', 'svg-icons', url));
+  }
   load(iconPath$: Observable<string>) {
     return iconPath$.pipe(switchMap((iconPath) => from(readFile(iconPath, { encoding: 'utf8' }))))
   }

packages/ngx-fast-lib/src/lib/token/svg-load.strategy.ts

@@ -13,5 +13,7 @@ export class SvgLoadStrategyImpl implements SvgLoadStrategy {
     }));
   }
 
-  config = (url: string) => of(url);
+  config(url: string) {
+    return of(url);
+  }
 }