diff --git a/node_modules/.vite/deps/_metadata.json b/node_modules/.vite/deps/_metadata.json
index bb977a2..2b14eb8 100644
--- a/node_modules/.vite/deps/_metadata.json
+++ b/node_modules/.vite/deps/_metadata.json
@@ -1,55 +1,55 @@
 {
-  "hash": "e45b025a",
-  "configHash": "a9175a6e",
+  "hash": "d8cb72aa",
+  "configHash": "b819ff65",
   "lockfileHash": "d2c17a4e",
-  "browserHash": "39b69c3e",
+  "browserHash": "33fd6e15",
   "optimized": {
     "buffer": {
       "src": "../../buffer/index.js",
       "file": "buffer.js",
-      "fileHash": "e9bd2ee5",
+      "fileHash": "f0067afa",
       "needsInterop": true
     },
     "aes-js": {
       "src": "../../aes-js/index.js",
       "file": "aes-js.js",
-      "fileHash": "1f9ff061",
+      "fileHash": "fb1e814f",
       "needsInterop": true
     },
     "elliptic": {
       "src": "../../elliptic/lib/elliptic.js",
       "file": "elliptic.js",
-      "fileHash": "de12123b",
+      "fileHash": "e6f3097a",
       "needsInterop": true
     },
     "js-chacha20": {
       "src": "../../js-chacha20/src/jschacha20.js",
       "file": "js-chacha20.js",
-      "fileHash": "a75640d2",
+      "fileHash": "f64b73af",
       "needsInterop": true
     },
     "js-sha256": {
       "src": "../../js-sha256/src/sha256.js",
       "file": "js-sha256.js",
-      "fileHash": "4457a116",
+      "fileHash": "b63767ec",
       "needsInterop": true
     },
     "@dicebear/core": {
       "src": "../../@dicebear/core/lib/index.js",
       "file": "@dicebear_core.js",
-      "fileHash": "9bc7a118",
+      "fileHash": "be1c1004",
       "needsInterop": false
     },
     "@dicebear/micah": {
       "src": "../../@dicebear/micah/lib/index.js",
       "file": "@dicebear_micah.js",
-      "fileHash": "794ecb3f",
+      "fileHash": "ebe1cbe3",
       "needsInterop": false
     },
     "emoji-picker-element": {
       "src": "../../emoji-picker-element/index.js",
       "file": "emoji-picker-element.js",
-      "fileHash": "03506a03",
+      "fileHash": "ee1ce99e",
       "needsInterop": false
     }
   },
diff --git a/web/chat.js b/web/chat.js
index 7c48342..eb435da 100644
--- a/web/chat.js
+++ b/web/chat.js
@@ -2,7 +2,7 @@
 import { createAvatarSVG } from './util.avatar.js';
 import { roomsData, activeRoomIndex } from './room.js';
 import { escapeHTML, textToHTML } from './util.string.js';
-import { $, $$, $id, createElement, on, off, addClass, removeClass } from './util.dom.js';
+import { $, $id, createElement, on, addClass, removeClass } from './util.dom.js';
 
 /**
  * 渲染当前房间消息区
@@ -169,16 +169,6 @@ export function addSystemMsg(text, isHistory = false, timestamp = null) {
   chatArea.scrollTop = chatArea.scrollHeight;
 }
 
-/**
- * 清空聊天区域
- */
-export function clearChat() {
-  const chatArea = document.getElementById("chat-area");
-  if (chatArea) {
-    chatArea.innerHTML = "";
-  }
-}
-
 /**
  * 更新聊天输入框样式
  */
diff --git a/web/main.js b/web/main.js
index b086263..abe267e 100644
--- a/web/main.js
+++ b/web/main.js
@@ -5,42 +5,16 @@
 
 // 先导入加密库依赖模块
 import './NodeCrypt.js';
-
 // === 工具模块导入 ===
-import { processImage, setupImageSend } from './util.image.js';
+import {  setupImageSend } from './util.image.js';
 import { setupEmojiPicker } from './util.emoji.js';
 import { openSettingsPanel, closeSettingsPanel, initSettings, notifyMessage } from './util.settings.js';
-import { escapeHTML, textToHTML } from './util.string.js';
-import { $, $$, $id, on, off, addClass, removeClass } from './util.dom.js';
-
+import { $, $id, removeClass } from './util.dom.js';
 // === 核心功能模块导入 ===
-import { 
-  roomsData, 
-  activeRoomIndex, 
-  getNewRoomData, 
-  joinRoom, 
-  togglePrivateChat, 
-  setStatus 
-} from './room.js';
-import { 
-  renderChatArea, 
-  addMsg, 
-  addSystemMsg, 
-  setupImagePreview, 
-  updateChatInputStyle, 
-  setupInputPlaceholder 
-} from './chat.js';
+import { roomsData, activeRoomIndex, joinRoom } from './room.js';
+import { addMsg, addSystemMsg, setupImagePreview, setupInputPlaceholder } from './chat.js';
 // === 界面相关模块导入 ===
-import { 
-  renderUserList, 
-  renderMainHeader, 
-  setupMoreBtnMenu,
-  preventSpaceInput, 
-  loginFormHandler,
-  openLoginModal,
-  setupTabs,
-  autofillRoomPwd
-} from './ui.js';
+import { renderUserList, renderMainHeader, setupMoreBtnMenu, preventSpaceInput, loginFormHandler, openLoginModal, setupTabs, autofillRoomPwd } from './ui.js';
 
 // === 全局配置 ===
 
@@ -50,8 +24,8 @@ import {
  * debug: 是否开启调试模式
  */
 window.config = {
-  //wsAddress: 'ws://127.0.0.1:8088',
-  wsAddress: '/ws',
+  wsAddress: 'wss://crypt.works/ws',
+  //wsAddress: '/ws',
   debug: true
 };
 
@@ -222,24 +196,3 @@ window.addEventListener('DOMContentLoaded', () => {
     });
   }
 });
-
-// === 辅助函数 ===
-
-/**
- * 清空消息区域
- * 用于UI重置或切换房间
- */
-function clearChat() {
-  $id("chat-area").innerHTML = "";
-}
-
-/**
- * Telegram风格输入框自动增高
- * 随着用户输入内容增加，输入框自动调整高度
- */
-function autoGrowInput() {
-  const input = $('.input-message-input');
-  if (!input) return;
-  input.style.height = 'auto';
-  input.style.height = input.scrollHeight + 'px';
-}
\ No newline at end of file
diff --git a/web/ui.js b/web/ui.js
index 6e93fac..8458549 100644
--- a/web/ui.js
+++ b/web/ui.js
@@ -9,7 +9,7 @@ import { roomsData, activeRoomIndex, togglePrivateChat, exitRoom } from './room.
  */
 // 导入工具库
 import { escapeHTML } from './util.string.js';
-import { $, $$, $id, createElement, on, off, addClass, removeClass, toggleClass } from './util.dom.js';
+import { $id } from './util.dom.js';
 
 /**
  * 渲染主面板房间头部
diff --git a/web/util.dom.js b/web/util.dom.js
index 8c84347..8a47835 100644
--- a/web/util.dom.js
+++ b/web/util.dom.js
@@ -59,17 +59,7 @@ export function createElement(tag, attrs = {}, content = '') {
   } else if (content instanceof Element) {
     el.appendChild(content);
   }
-  
-  return el;
-}
-
-/**
- * 设置元素样式
- * @param {Element} el - 目标元素
- * @param {Object} styles - 样式对象
- */
-export function setStyles(el, styles) {
-  Object.assign(el.style, styles);
+    return el;
 }
 
 /**
diff --git a/web/util.emoji.js b/web/util.emoji.js
index caf507e..4c8eb93 100644
--- a/web/util.emoji.js
+++ b/web/util.emoji.js
@@ -1,6 +1,6 @@
 // util.emoji.js
 // 使用emoji-picker-element库的表情选择器模块 (NPM模式)
-import { $, $$, createElement, on } from './util.dom.js';
+import { $, on } from './util.dom.js';
 import 'emoji-picker-element';
 
 // 添加emoji-picker元素的默认样式
diff --git a/web/util.image.js b/web/util.image.js
index 80461f3..4de2098 100644
--- a/web/util.image.js
+++ b/web/util.image.js
@@ -2,8 +2,6 @@
 import { $, on, createElement } from './util.dom.js';
 
 export async function processImage(file, callback) {
-  // 检查webp支持
-  let webpSupported = await checkWebpSupport();
   const img = new Image();
   img.onload = function() {
     // 限制最大宽高
@@ -30,19 +28,6 @@ export async function processImage(file, callback) {
   reader.readAsDataURL(file);
 }
 
-function checkWebpSupport() {
-  return new Promise(resolve => {
-    const img = new window.Image();
-    img.onload = function() {
-      resolve(img.width === 1);
-    };
-    img.onerror = function() {
-      resolve(false);
-    };
-    img.src = 'data:image/webp;base64,UklGRiIAAABXRUJQVlA4TAYAAAAvAAAAAAfQ//73v/+BiOh/AAA=';
-  });
-}
-
 // 国际化提示已移除，默认英文提示
 function t(key) {
   const messages = {
diff --git a/web/util.string.js b/web/util.string.js
index 00f3499..e447b4d 100644
--- a/web/util.string.js
+++ b/web/util.string.js
@@ -23,47 +23,4 @@ export function textToHTML(text) {
   return escapeHTML(text).replace(/\n/g, '<br>');
 }
 
-/**
- * 截断长文本并添加省略号
- * @param {string} text - 输入文本
- * @param {number} [maxLength=100] - 最大长度
- * @returns {string} 截断后的文本
- */
-export function truncate(text, maxLength = 100) {
-  if (!text || text.length <= maxLength) return text;
-  return text.substring(0, maxLength) + '...';
-}
 
-/**
- * 生成随机字符串
- * @param {number} [length=8] - 字符串长度
- * @param {string} [chars='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'] - 字符集
- * @returns {string} 随机字符串
- */
-export function randomString(length = 8, chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789') {
-  let result = '';
-  const charsLength = chars.length;
-  for (let i = 0; i < length; i++) {
-    result += chars.charAt(Math.floor(Math.random() * charsLength));
-  }
-  return result;
-}
-
-/**
- * 格式化日期时间
- * @param {Date|number} [date=new Date()] - 日期对象或时间戳
- * @param {string} [format='YYYY-MM-DD HH:mm:ss'] - 格式化模板
- * @returns {string} 格式化后的日期时间
- */
-export function formatDate(date = new Date(), format = 'YYYY-MM-DD HH:mm:ss') {
-  const d = date instanceof Date ? date : new Date(date);
-  const pad = (num) => String(num).padStart(2, '0');
-  
-  return format
-    .replace(/YYYY/g, d.getFullYear())
-    .replace(/MM/g, pad(d.getMonth() + 1))
-    .replace(/DD/g, pad(d.getDate()))
-    .replace(/HH/g, pad(d.getHours()))
-    .replace(/mm/g, pad(d.getMinutes()))
-    .replace(/ss/g, pad(d.getSeconds()));
-}