Add node modules and compiled JavaScript from main

node_modules/@jest/reporters/build/CoverageWorker.d.ts

@@ -0,0 +1,17 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+import type { Config } from '@jest/types';
+import { CoverageWorkerResult } from './generateEmptyCoverage';
+import type { CoverageReporterSerializedOptions } from './types';
+export declare type CoverageWorkerData = {
+    globalConfig: Config.GlobalConfig;
+    config: Config.ProjectConfig;
+    path: Config.Path;
+    options?: CoverageReporterSerializedOptions;
+};
+export type { CoverageWorkerResult };
+export declare function worker({ config, globalConfig, path, options, }: CoverageWorkerData): CoverageWorkerResult | null;