feat(new tool): WebSocket Tester

Fix #928

src/tools/websocket-tester/w-websocket-client.d.ts

@@ -0,0 +1,14 @@
+declare module "w-websocket-client/dist/w-websocket-client.umd.js" {
+    export default class WSC {
+        constructor(options: {
+            url: string
+            token: string
+            open?: () => void
+            close?: () => void
+            message?: (data: any) => void
+            error?: (err: any) => void
+          });
+        
+        send(data: any): void
+    }
+}