feat: migration to TypeScript part 3

Co-authored-by: Su-Yong <simssy2205@gmail.com>

plugins/in-app-menu/back.ts

@@ -0,0 +1,27 @@
+import path from 'node:path';
+
+import { register } from 'electron-localshortcut';
+// eslint-disable-next-line import/no-unresolved
+import { attachTitlebarToWindow, setupTitlebar } from 'custom-electron-titlebar/main';
+
+import { BrowserWindow } from 'electron';
+
+import { injectCSS } from '../utils';
+
+
+setupTitlebar();
+
+// Tracks menu visibility
+
+module.exports = (win: BrowserWindow) => {
+  // Css for custom scrollbar + disable drag area(was causing bugs)
+  injectCSS(win.webContents, path.join(__dirname, 'style.css'));
+
+  win.once('ready-to-show', () => {
+    attachTitlebarToWindow(win);
+
+    register(win, '`', () => {
+      win.webContents.send('toggleMenu');
+    });
+  });
+};