pack: install vue devtools extension

src/main/index.ts

@@ -2,11 +2,19 @@ import { app, WebContents, RenderProcessGoneDetails } from 'electron'
 import Constants from './utils/Constants'
 import { createErrorWindow, createMainWindow } from './MainRunner'
 import { macOSDisableDefaultMenuItem } from './utils/Menus'
+import { installExtension, VUEJS_DEVTOOLS } from 'electron-extension-installer'
 
 let mainWindow
 let errorWindow
 
 app.on('ready', () => {
+  if (Constants.IS_DEV_ENV) {
+    installExtension(VUEJS_DEVTOOLS, {
+      loadExtensionOptions: {
+        allowFileAccess: true
+      }
+    })
+  }
   macOSDisableDefaultMenuItem()
 
   mainWindow = createMainWindow(mainWindow)