add：增加ws的BinaryType配置

package.json

 {
-  "name": "linker-sdk",
-  "version": "1.0.0",
+  "name": "@bilingo.com/ts-linker-sdk",
+  "version": "1.0.3",
   "description": "linker's ts sdk",
-  "main": "dist/index.js",
+  "main": "dist/umd/index.js",
   "types": "dist/types/index.d.ts",
   "scripts": {
     "type-check": "tsc --noEmit --project ./tsconfig.cjs.json",

src/index.ts

   private _enableLogger: boolean;
   private static instance: Client;
   private listeners: EventEmitter;
+  private binaryType: BinaryType;
   private requestHeader: string;
   private responseHeader: string;
   private url: string;
    * @param url websocket链接地址
    * @param readyStateCallback 链接状态回调，可以处理onOpen、onClose、onError
    */
-  private constructor(url: string, readyStateCallback: ReadyStateCallback) {
+  private constructor(url: string, readyStateCallback: ReadyStateCallback, binaryType?: BinaryType) {
+    this.binaryType = binaryType || 'blob';
     this.listeners = new EventEmitter();
     this.requestHeader = '';
     this.requestHeader = '';
    * @param url websocket链接地址
    * @param readyStateCallback 链接状态回调，可以处理onOpen、onClose、onError
    */
-  public static getInstance(url: string, callback: ReadyStateCallback): Client {
+  public static getInstance(url: string, callback: ReadyStateCallback, binaryType?: BinaryType): Client {
     if (!Client.instance) {
-      Client.instance = new Client(url, callback);
+      Client.instance = new Client(url, callback, binaryType);
     }
 
     return Client.instance;
     const readyStateCallback = this.readyStateCallback;
     let ws = new WebSocket(this.url);
 
-    ws.binaryType = 'blob';
+    ws.binaryType = this.binaryType;
 
     ws.onopen = (ev): void => {
       if (this._enableLogger) {