主窗口边栏底部添加退出按钮

src/preload/index.d.ts

@@ -16,6 +16,7 @@ declare global {
       _minimize: () => Promise<void>
       _maximize: () => Promise<void>
       _closeWindow: () => Promise<void>
+      _exit: () => Promise<void>
     }
     codeLaunchpad: {
       _getIDEs: () => Promise<checkIDEsResultDto>