diff --git a/main/index.ts b/main/index.ts
deleted file mode 100644
index 110aac3..0000000
--- a/main/index.ts
+++ /dev/null
@@ -1,29 +0,0 @@
-import { join } from 'path'
-import { app, BrowserWindow } from 'electron'
-
-const WINDOWS: Record<string, BrowserWindow | null> = {
-  main: null,
-  win1: null,
-}
-
-function mainWin() {
-  WINDOWS.main = new BrowserWindow({
-    title: 'Main window',
-    webPreferences: {
-      preload: join(__dirname, '../preload/index.main')
-    },
-  })
-
-  if (app.isPackaged) {
-    WINDOWS.main.loadFile(join(__dirname, '../react-ts/index.html'))
-  } else {
-    WINDOWS.main.loadURL(`http://127.0.0.1:${process.env.PORT}`)
-    WINDOWS.main.maximize()
-  }
-
-}
-
-app.whenReady().then(mainWin)
-app.on('window-all-closed', () => {
-  Object.keys(WINDOWS).forEach((key) => WINDOWS[key] = null)
-})
diff --git a/preload/index.win1.ts b/preload/index.win1.ts
deleted file mode 100644
index 562867d..0000000
--- a/preload/index.win1.ts
+++ /dev/null
@@ -1 +0,0 @@
-console.log('index.win1.ts')
\ No newline at end of file
diff --git a/preload/utils.ts b/preload/utils.ts
deleted file mode 100644
index 5405abf..0000000
--- a/preload/utils.ts
+++ /dev/null
@@ -1,49 +0,0 @@
-
-/** docoment ready */
-export function domReady(condition: DocumentReadyState[] = ['complete', 'interactive']) {
-  return new Promise(resolve => {
-    if (condition.includes(document.readyState)) {
-      resolve(true)
-    } else {
-      document.addEventListener('readystatechange', () => {
-        if (condition.includes(document.readyState)) {
-          resolve(true)
-        }
-      })
-    }
-  })
-}
-
-/** Inject ws related code */
-export function injectWsCode(options: {
-  host: string
-  port: string | number
-}) {
-  const oScript = document.createElement('script')
-  oScript.id = 'ws-preload-hot-reload'
-
-  oScript.innerHTML = `
-${__ws_hot_reload_for_preload.toString()}
-${__ws_hot_reload_for_preload.name}(${JSON.stringify(options)})
-`
-
-  document.body.appendChild(oScript)
-}
-
-function __ws_hot_reload_for_preload(options: { host: string; port: string | number }) {
-  const ws = new WebSocket(`ws://${options.host}:${options.port}`)
-  ws.onmessage = function (ev) {
-    try {
-      console.log('[preload] ws.onmessage:', ev.data)
-
-      const data = JSON.parse(ev.data) // { "cmd": "string", data: "string|number" }
-
-      if (data.cmd === 'reload') {
-        setTimeout(() => window.location.reload(), 999)
-      }
-    } catch (error) {
-      console.warn(`ws.onmessage should be accept "JSON.string" formatted string.`)
-      console.error(error)
-    }
-  }
-}
diff --git a/src/main/index.ts b/src/main/index.ts
new file mode 100644
index 0000000..d150a54
--- /dev/null
+++ b/src/main/index.ts
@@ -0,0 +1,29 @@
+import { join } from 'path'
+import { app, BrowserWindow } from 'electron'
+
+let win: BrowserWindow | null = null
+
+async function mainWin() {
+  win = new BrowserWindow({
+    title: 'Main window',
+    webPreferences: {
+      preload: join(__dirname, '../preload/index.cjs')
+    },
+  })
+
+  if (app.isPackaged) {
+    win.loadFile(join(__dirname, '../react-ts/index.html'))
+  } else {
+    const pkg = await import('../../package.json')
+    const url = `http://${pkg.env.HOST || '127.0.0.1'}:${pkg.env.PORT}`
+
+    win.loadURL(url)
+    win.maximize()
+  }
+}
+
+app.whenReady().then(mainWin)
+app.on('window-all-closed', () => {
+  win = null
+  app.quit()
+})
diff --git a/src/main/vite.config.ts b/src/main/vite.config.ts
new file mode 100644
index 0000000..5b7308c
--- /dev/null
+++ b/src/main/vite.config.ts
@@ -0,0 +1,27 @@
+import { join } from 'path'
+import { builtinModules } from 'module'
+import { defineConfig } from 'vite'
+
+export default defineConfig({
+  mode: process.env.NODE_ENV,
+  root: __dirname,
+  build: {
+    outDir: join(process.cwd(), 'dist/main'),
+    lib: {
+      entry: 'index.ts',
+      formats: ['cjs'],
+    },
+    sourcemap: false,
+    minify: false,
+    emptyOutDir: true,
+    rollupOptions: {
+      external: [
+        ...builtinModules,
+        'electron',
+      ],
+      output: {
+        entryFileNames: '[name].cjs',
+      },
+    },
+  },
+})
diff --git a/preload/index.main.ts b/src/preload/index.ts
similarity index 77%
rename from preload/index.main.ts
rename to src/preload/index.ts
index 178376c..0121e9b 100644
--- a/preload/index.main.ts
+++ b/src/preload/index.ts
@@ -1,7 +1,7 @@
 import fs from 'fs'
 import path from 'path'
 import { contextBridge, ipcRenderer } from 'electron'
-import { domReady, injectWsCode } from './utils'
+import { domReady } from './utils'
 import { useLoading } from './loading'
 
 const isDev = process.env.NODE_ENV === 'development'
@@ -11,10 +11,6 @@ const { appendLoading, removeLoading } = useLoading()
   await domReady()
 
   appendLoading()
-  isDev && injectWsCode({
-    host: '127.0.0.1',
-    port: process.env.PORT_WS as string,
-  })
 })();
 
 // ---------------------------------------------------
diff --git a/preload/loading.ts b/src/preload/loading.ts
similarity index 100%
rename from preload/loading.ts
rename to src/preload/loading.ts
diff --git a/src/preload/utils.ts b/src/preload/utils.ts
new file mode 100644
index 0000000..7dd3280
--- /dev/null
+++ b/src/preload/utils.ts
@@ -0,0 +1,15 @@
+
+/** docoment ready */
+export function domReady(condition: DocumentReadyState[] = ['complete', 'interactive']) {
+  return new Promise(resolve => {
+    if (condition.includes(document.readyState)) {
+      resolve(true)
+    } else {
+      document.addEventListener('readystatechange', () => {
+        if (condition.includes(document.readyState)) {
+          resolve(true)
+        }
+      })
+    }
+  })
+}
diff --git a/src/preload/vite.config.ts b/src/preload/vite.config.ts
new file mode 100644
index 0000000..b7f552e
--- /dev/null
+++ b/src/preload/vite.config.ts
@@ -0,0 +1,27 @@
+import { join } from 'path'
+import { builtinModules } from 'module'
+import { defineConfig } from 'vite'
+
+export default defineConfig({
+  mode: process.env.NODE_ENV,
+  root: __dirname,
+  build: {
+    outDir: join(process.cwd(), 'dist/preload'),
+    lib: {
+      entry: 'index.ts',
+      formats: ['cjs'],
+    },
+    sourcemap: false,
+    minify: false,
+    emptyOutDir: true,
+    rollupOptions: {
+      external: [
+        ...builtinModules,
+        'electron',
+      ],
+      output: {
+        entryFileNames: '[name].cjs',
+      },
+    },
+  },
+})
diff --git a/react-ts/.gitignore b/src/react-ts/.gitignore
similarity index 100%
rename from react-ts/.gitignore
rename to src/react-ts/.gitignore
diff --git a/react-ts/index.html b/src/react-ts/index.html
similarity index 100%
rename from react-ts/index.html
rename to src/react-ts/index.html
diff --git a/react-ts/package.json.txt b/src/react-ts/package.json.txt
similarity index 100%
rename from react-ts/package.json.txt
rename to src/react-ts/package.json.txt
diff --git a/react-ts/src/App.css b/src/react-ts/src/App.css
similarity index 100%
rename from react-ts/src/App.css
rename to src/react-ts/src/App.css
diff --git a/react-ts/src/App.tsx b/src/react-ts/src/App.tsx
similarity index 100%
rename from react-ts/src/App.tsx
rename to src/react-ts/src/App.tsx
diff --git a/react-ts/src/electron.png b/src/react-ts/src/electron.png
similarity index 100%
rename from react-ts/src/electron.png
rename to src/react-ts/src/electron.png
diff --git a/react-ts/src/favicon.svg b/src/react-ts/src/favicon.svg
similarity index 100%
rename from react-ts/src/favicon.svg
rename to src/react-ts/src/favicon.svg
diff --git a/react-ts/src/global.d.ts b/src/react-ts/src/global.d.ts
similarity index 100%
rename from react-ts/src/global.d.ts
rename to src/react-ts/src/global.d.ts
diff --git a/react-ts/src/index.css b/src/react-ts/src/index.css
similarity index 100%
rename from react-ts/src/index.css
rename to src/react-ts/src/index.css
diff --git a/react-ts/src/logo.svg b/src/react-ts/src/logo.svg
similarity index 100%
rename from react-ts/src/logo.svg
rename to src/react-ts/src/logo.svg
diff --git a/react-ts/src/main.tsx b/src/react-ts/src/main.tsx
similarity index 100%
rename from react-ts/src/main.tsx
rename to src/react-ts/src/main.tsx
diff --git a/react-ts/src/vite-env.d.ts b/src/react-ts/src/vite-env.d.ts
similarity index 100%
rename from react-ts/src/vite-env.d.ts
rename to src/react-ts/src/vite-env.d.ts
diff --git a/react-ts/tsconfig.json b/src/react-ts/tsconfig.json
similarity index 93%
rename from react-ts/tsconfig.json
rename to src/react-ts/tsconfig.json
index 8d09282..365d212 100644
--- a/react-ts/tsconfig.json
+++ b/src/react-ts/tsconfig.json
@@ -1,5 +1,5 @@
 {
-  "extends": "../paths.json",
+  "extends": "../../paths.json",
   "compilerOptions": {
     "target": "ESNext",
     "useDefineForClassFields": true,
diff --git a/react-ts/vite.config.ts b/src/react-ts/vite.config.ts
similarity index 81%
rename from react-ts/vite.config.ts
rename to src/react-ts/vite.config.ts
index b447ba9..6dbad27 100644
--- a/react-ts/vite.config.ts
+++ b/src/react-ts/vite.config.ts
@@ -1,13 +1,15 @@
 import { join } from 'path'
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
-import pkg from '../package.json'
+import pkg from '../../package.json'
 
 // https://vitejs.dev/config/
 export default defineConfig({
+  root: __dirname,
   plugins: [react()],
   base: './',
   build: {
+    emptyOutDir: true,
     minify: false,
     outDir: join(process.cwd(), 'dist/react-ts'),
   },