adjust code struct

client/src/app/core/lang.js

 import {app} from "electron";
 import path from "path";
-
 const fs = require('fs');
+
 import {DEBUG} from '../utils/consts';
-import LangHelper from '../utils/lang';
 import {logInfo} from "../utils/log";
+import LangHelper from '../utils/lang';
 
 const langHelper = new LangHelper();
 

client/src/app/core/ui.js

 import {app} from 'electron';
-import {spawn} from 'child_process';
 import path from 'path';
+import {spawn} from 'child_process';
 import express from 'express';
 
 import {DEBUG, portClient} from '../utils/consts';

client/src/app/core/ztf.js

+import {app} from 'electron';
+import os from 'os';
 import path from 'path';
 import {execSync, spawn} from 'child_process';
-import os from 'os';
-import {app} from 'electron';
 
-import {IS_WINDOWS_OS} from "../utils/env";
 import {DEBUG, portServer, uuid} from '../utils/consts';
+import {IS_WINDOWS_OS} from "../utils/env";
 import {logErr, logInfo} from '../utils/log';
 
 let _ztfProcess;