feat: use initLazyStyleHandler in forRoot of ThemeShared

npm/ng-packs/packages/theme-shared/src/lib/theme-shared.module.ts

@@ -22,6 +22,7 @@ import styles from './constants/styles';
 import { LoadingDirective } from './directives/loading.directive';
 import { TableSortDirective } from './directives/table-sort.directive';
 import { ErrorHandler } from './handlers/error.handler';
+import { initLazyStyleHandler } from './handlers/lazy-style.handler';
 import { RootParams } from './models/common';
 import { THEME_SHARED_APPEND_CONTENT } from './tokens/append-content.token';
 import { httpErrorConfigFactory, HTTP_ERROR_CONFIG } from './tokens/http-error.token';
@@ -104,6 +105,12 @@ export class ThemeSharedModule {
           deps: [THEME_SHARED_APPEND_CONTENT],
           useFactory: noop,
         },
+        {
+          provide: APP_INITIALIZER,
+          multi: true,
+          deps: [Injector],
+          useFactory: initLazyStyleHandler,
+        },
         { provide: HTTP_ERROR_CONFIG, useValue: options.httpErrorConfig },
         {
           provide: 'HTTP_ERROR_CONFIG',