feat: 完成windows与linux下的Titlebar (#1482)

* feat: 完成windows与linux下的Titlebar

* update

* fix: win titlebar

* 优化部分api命名

* 视觉效果更好的标题间距

* fix: Linux title没有居中

* update

* fix: Main style

* 向renderer公开IpcRenderer.on

* update

src/renderer/components/Main.tsx

@@ -8,7 +8,13 @@ const Main = () => {
       className='relative flex h-screen max-h-screen flex-grow flex-col overflow-y-auto bg-white dark:bg-[#1d1d1d]'
     >
       <Topbar />
-      <main id='main' className='mb-24 flex-grow px-8'>
+      <main
+        id='main'
+        className={classNames(
+          'mb-24 flex-grow px-8',
+          window.env?.isEnableTitlebar && 'mt-8'
+        )}
+      >
         <Router />
       </main>
     </div>