simplify code

packages/renderer/src/main.ts

@@ -1,12 +1,7 @@
 import { createApp } from 'vue'
 import App from './App.vue'
-import ipcRendererSample from './mainModules/ipcRendererSample'
-import fsExample from './mainModules/builtinModuleSample'
+import './samples/node-api'
 
 createApp(App)
   .mount('#app')
-  .$nextTick(() => {
-    window.removeLoading()
-    ipcRendererSample()
-    fsExample()
-  })
+  .$nextTick(window.removeLoading)

packages/renderer/src/mainModules/builtinModuleSample.ts

@@ -1,13 +0,0 @@
-
-import fs from 'fs';
-
-const fsExample = () => {
-  fs.lstat(process.cwd(),(err,stats)=>{
-    if(err){
-      console.log(err)
-    }else{
-      console.log(stats);
-    }
-  })
-}
-export default fsExample

packages/renderer/src/mainModules/ipcRendererSample.ts

@@ -1,9 +0,0 @@
-import {ipcRenderer} from 'electron' // rename from cjs to esm by plugin `resolveElectron` in packages/renderer/vite.config.ts
-
-const ipcRendererHelloWorld = () => {
-  // Usage of ipcRenderer.on
-  ipcRenderer.on('main-process-message', (_event, ...args) => {
-    console.log('[Receive Main-process message]:', ...args)
-  })
-}
-export default ipcRendererHelloWorld

packages/renderer/src/samples/node-api.ts

@@ -0,0 +1,16 @@
+
+import fs from 'fs'
+import { ipcRenderer } from 'electron'
+
+// Usage of ipcRenderer.on
+ipcRenderer.on('main-process-message', (_event, ...args) => {
+  console.log('[Receive Main-process message]:', ...args)
+})
+
+fs.lstat(process.cwd(), (err, stats) => {
+  if (err) {
+    console.log(err)
+  } else {
+    console.log('[fs.lstat]', stats)
+  }
+})