diff --git a/assistant/bun.config.mjs b/assistant/bun.config.mjs
index c82b78b..a7a7974 100644
--- a/assistant/bun.config.mjs
+++ b/assistant/bun.config.mjs
@@ -6,7 +6,7 @@ import fs from 'node:fs';
 // bun run src/index.ts --
 import { fileURLToPath } from 'node:url';
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
-const external = ['pm2', '@kevisual/hot-api'];
+const external = ['pm2', '@kevisual/hot-api', '@nut-tree-fork/nut-js'];
 /**
  *
  * @param {string} p
diff --git a/assistant/src/routes/hot-api/key-sender/index.ts b/assistant/src/routes/hot-api/key-sender/index.ts
index b3e36cb..90ac701 100644
--- a/assistant/src/routes/hot-api/key-sender/index.ts
+++ b/assistant/src/routes/hot-api/key-sender/index.ts
@@ -1,19 +1,20 @@
 import { app } from '@/app.ts';
 // import { Hotkeys } from '@kevisual/hot-api';
-// import { useContextKey } from '@kevisual/context';
-// app.route({
-//   path: 'key-sender',
-//   // middleware: ['admin-auth']
-// }).define(async (ctx) => {
-//   let keys = ctx.query.keys;
-//   if (keys.includes(' ')) {
-//     keys = keys.replace(/\s+/g, '+');
-//   }
-//   const hotKeys: Hotkeys = useContextKey('hotkeys', () => new Hotkeys());
-//   if (typeof keys === 'string') {
-//     await hotKeys.pressHotkey({
-//       hotkey: keys,
-//     });
-//   }
-//   ctx.body = 'ok';
-// }).addTo(app);
\ No newline at end of file
+import { Hotkeys } from './lib.ts';
+import { useContextKey } from '@kevisual/context';
+app.route({
+  path: 'key-sender',
+  // middleware: ['admin-auth']
+}).define(async (ctx) => {
+  let keys = ctx.query.keys;
+  if (keys.includes(' ')) {
+    keys = keys.replace(/\s+/g, '+');
+  }
+  const hotKeys: Hotkeys = useContextKey('hotkeys', () => new Hotkeys());
+  if (typeof keys === 'string') {
+    await hotKeys.pressHotkey({
+      hotkey: keys,
+    });
+  }
+  ctx.body = 'ok';
+}).addTo(app);
diff --git a/assistant/src/routes/hot-api/key-sender/lib.ts b/assistant/src/routes/hot-api/key-sender/lib.ts
new file mode 100644
index 0000000..7f0285b
--- /dev/null
+++ b/assistant/src/routes/hot-api/key-sender/lib.ts
@@ -0,0 +1,89 @@
+import { keyboard, Key } from "@nut-tree-fork/nut-js";
+
+/**
+ * 控制功能部分的案件映射
+ */
+export const keyMap: Record<string, Key> = {
+  'ctrl': Key.LeftControl,
+  'leftctrl': Key.LeftControl,
+  'rightctrl': Key.RightControl,
+  'alt': Key.LeftAlt,
+  'leftalt': Key.LeftAlt,
+  'rightalt': Key.RightAlt,
+  'shift': Key.LeftShift,
+  'leftshift': Key.LeftShift,
+  'rightshift': Key.RightShift,
+  'meta': Key.LeftSuper,
+  'cmd': Key.LeftCmd,
+  'win': Key.LeftWin,
+  // 根据操作系统选择 Ctrl 或 Command 键
+  'ctrlorcommand': process.platform === 'darwin' ? Key.LeftCmd : Key.LeftControl,
+};
+
+/**
+ * 将快捷键字符串转换为 Key 枚举值
+ * @param hotkey 
+ * @returns 
+ */
+export const parseHotkey = (hotkey: string): Key[] => {
+  return hotkey
+    .toLowerCase()
+    .split('+')
+    .map(key => {
+      const trimmed = key.trim().toLowerCase();
+      // 如果是修饰键，从映射表中获取
+      if (keyMap[trimmed]) {
+        return keyMap[trimmed];
+      }
+      // 如果是字母，转换为大写并查找对应的 Key
+      if (trimmed.length === 1 && /[a-z]/.test(trimmed)) {
+        const upperKey = trimmed.toUpperCase();
+        return Key[upperKey as keyof typeof Key] as Key;
+      }
+      // 其他情况直接查找
+      return Key[trimmed as keyof typeof Key] as Key;
+    })
+    .filter((key): key is Key => key !== undefined);
+}
+
+type PressHostKeysOptions = {
+  hotkey: string;
+  durationMs?: number;
+}
+export const pressHotkey = async (opts: PressHostKeysOptions): Promise<boolean> => {
+  const { hotkey, durationMs = 100 } = opts;
+  const keys = parseHotkey(hotkey);
+
+  console.log('准备模拟按下快捷键:', hotkey);
+  // 同时按下所有键
+  await keyboard.pressKey(...keys);
+  // 短暂延迟后释放
+  await new Promise(resolve => setTimeout(resolve, durationMs));
+  // 释放所有键
+  await keyboard.releaseKey(...keys);
+  return true
+}
+
+/**
+ * 模拟按下一组快捷键，支持逗号分隔的多个快捷键
+ * @param opts 
+ * @returns 
+ */
+export const pressHotkeys = async (opts: PressHostKeysOptions): Promise<boolean> => {
+  let { hotkey } = opts;
+  hotkey = hotkey.replace(/\s+/g, ''); // 去除所有空格
+  const hotkeyList = hotkey.split(',').map(hk => hk.trim());
+  if (hotkeyList.length === 0) {
+    return await pressHotkey({ ...opts, hotkey });
+  }
+  for (const hk of hotkeyList) {
+    await pressHotkey({ ...opts, hotkey: hk });
+    // 每个快捷键之间稍作延迟
+    await new Promise(resolve => setTimeout(resolve, 200));
+  }
+  return true;
+}
+export class Hotkeys {
+  pressHotkey = pressHotkey;
+  pressHotkeys = pressHotkeys;
+}
\ No newline at end of file
diff --git a/assistant/src/server.ts b/assistant/src/server.ts
index aa0d566..bbda4df 100644
--- a/assistant/src/server.ts
+++ b/assistant/src/server.ts
@@ -9,7 +9,7 @@ import path from 'node:path'
 import chalk from 'chalk';
 import { AssistantApp } from './lib.ts';
 import { getBunPath } from './module/get-bun-path.ts';
-export const runServer = async (port?: number, listenPath = '127.0.0.1') => {
+export const runServer = async (port: number = 51015, listenPath = '127.0.0.1') => {
   let _port: number | undefined;
   if (port) {
     _port = await getPort({ port });