diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index c72996b..26b55e7 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -3,7 +3,7 @@ run-name: ${{ gitea.actor }} is testing out Gitea Actions 🚀
 on:
   push:
     branches:
-      - 'dev'
+      - 'demo-t*'
 
 env:
   BUILD: staging
diff --git a/server.js b/server.js
index 68de804..ca263df 100644
--- a/server.js
+++ b/server.js
@@ -88,7 +88,7 @@ const connectedClients = new Map();
 // 视频映射配置
 const videoMapping = {
   // 'say-6s-m-e': '1-m.mp4',
-  'default': 'chane.mp4',
+  'default': 'chang.mp4',
   // 'say-5s-amplitude': '2.mp4',
   // 'say-5s-m-e': '4.mp4',
   // 'say-5s-m-sw': 'd-0.mp4',
diff --git a/src/audio_processor.js b/src/audio_processor.js
index e8b4cb4..e651a2d 100644
--- a/src/audio_processor.js
+++ b/src/audio_processor.js
@@ -362,8 +362,23 @@ class AudioProcessor {
     
     // 停止录音
     stopRecording() {
+        console.log('开始停止录音...');
+        
+        // 停止所有音频轨道
+        if (this.stream) {
+            this.stream.getTracks().forEach(track => {
+                track.stop();
+                console.log(`停止音频轨道: ${track.label}`);
+            });
+            this.stream = null;
+        }
+        
         if (this.audioContext) {
-            this.audioContext.close();
+            this.audioContext.close().then(() => {
+                console.log('AudioContext已关闭');
+            }).catch(err => {
+                console.error('关闭AudioContext时出错:', err);
+            });
             this.audioContext = null;
         }
         
@@ -377,12 +392,16 @@ class AudioProcessor {
             this.handleSpeechEnd();
         }
         
+        // 重置所有状态
         this.isRecording = false;
         this.isSpeaking = false;
         this.audioBuffer = [];
+        this.audioChunks = [];
+        this.consecutiveFramesCount = 0;
+        this.frameBuffer = [];
         
-        this.onStatusUpdate('录音已停止', 'stopped');
-        console.log('录音已停止');
+        this.onStatusUpdate('录音已完全停止', 'stopped');
+        console.log('录音已完全停止，所有资源已释放');
     }
     
     // 获取录音状态
diff --git a/src/config.js b/src/config.js
index e4e1d01..0433660 100644
--- a/src/config.js
+++ b/src/config.js
@@ -3,7 +3,7 @@ export const config = {
   // LLM API配置
   llm: {
     apiKey: 'd012651b-a65b-4b13-8ff3-cc4ff3a29783', // 请替换为实际的API密钥
-    model: 'bot-20250720193048-84fkp',
+    model: 'bot-20250724150616-xqpz8',
   },
   
   // Minimaxi API配置
diff --git a/src/index.html b/src/index.html
index f43765b..49d0af3 100644
--- a/src/index.html
+++ b/src/index.html
@@ -194,37 +194,40 @@
         }
         
         #startButton {
+            width: 60px;
+            height: 60px;
+            border-radius: 50%;
+            background: rgba(34, 197, 94, 0.9);
+            backdrop-filter: blur(10px);
+            border: none;
+            cursor: pointer;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            transition: all 0.3s ease;
+            box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
+            min-width: auto;
             padding: 15px 30px;
             font-size: 1.1rem;
             border-radius: 25px;
             min-width: 200px;
-            background: rgba(0, 123, 255, 0.9);
-            backdrop-filter: blur(10px);
         }
         
-        #stopButton {
-            width: 60px;
-            height: 60px;
-            border-radius: 50%;
-            background: rgba(220, 53, 69, 0.9);
-            backdrop-filter: blur(10px);
-            border: none;
-            cursor: pointer;
-            display: none;
-            align-items: center;
-            justify-content: center;
-            transition: all 0.3s ease;
-            box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
-        }
-        
-        #stopButton.show {
-            display: flex;
-        }
-        
-        #stopButton:hover:not(:disabled) {
-            background: rgba(200, 35, 51, 0.95);
+        #startButton:hover:not(:disabled) {
+            background: rgba(22, 163, 74, 0.95);
             transform: scale(1.1);
-            box-shadow: 0 6px 20px rgba(220, 53, 69, 0.5);
+            box-shadow: 0 6px 20px rgba(34, 197, 94, 0.5);
+        }
+        
+        #startButton svg {
+            width: 24px;
+            height: 24px;
+            fill: white;
+        }
+        
+        #startButton:disabled {
+            opacity: 0.5;
+            cursor: not-allowed;
         }
         
         #stopButton svg {
@@ -284,12 +287,14 @@
 
             <!-- 控制按钮 - 悬浮在视频上方 -->
             <div class="controls">
-                <button id="startButton" class="btn btn-primary">开始音频通话</button>
+                <button id="startButton" class="btn btn-primary" title="开始通话">
+                    <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+                        <path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z" fill="white"/>
+                    </svg>
+                </button>
                 <button id="stopButton" class="btn btn-danger" disabled title="结束通话">
-                    <svg viewBox="0 0 24 24">
-                        <path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/>
-                        <path d="M19 12h2c0-4.97-4.03-9-9-9v2c3.87 0 7 3.13 7 7z"/>
-                        <path d="M15 12h2c0-2.76-2.24-5-5-5v2c1.66 0 3 1.34 3 3z"/>
+                    <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+                        <path d="M19.23 15.26l-2.54-.29c-.61-.07-1.21.14-1.64.57l-1.84 1.84c-2.83-1.44-5.15-3.75-6.59-6.59l1.85-1.85c.43-.43.64-1.03.57-1.64l-.29-2.52c-.12-1.01-.97-1.77-1.99-1.77H5.03c-1.13 0-2.07.94-2 2.07.53 8.54 7.36 15.36 15.89 15.89 1.13.07 2.07-.87 2.07-2v-1.73c.01-1.01-.75-1.86-1.76-1.98z" fill="white"/>
                         <line x1="18" y1="6" x2="6" y2="18" stroke="white" stroke-width="2"/>
                     </svg>
                 </button>
diff --git a/src/index.js b/src/index.js
index c280051..6f82154 100644
--- a/src/index.js
+++ b/src/index.js
@@ -837,8 +837,16 @@ class WebRTCChat {
     }
 
     stopCall() {
+        // 停止音频处理器
+        if (this.audioProcessor) {
+            this.audioProcessor.stopRecording();
+        }
+        
         if (this.localStream) {
-            this.localStream.getTracks().forEach(track => track.stop());
+            this.localStream.getTracks().forEach(track => {
+                track.stop();
+                console.log(`停止轨道: ${track.kind}`);
+            });
             this.localStream = null;
         }
         
@@ -855,7 +863,6 @@ class WebRTCChat {
         
         this.recordedVideo.srcObject = null;
         this.currentVideo = null;
-        this.currentVideoName.textContent = '未选择视频';
         
         this.startButton.disabled = false;
         this.stopButton.disabled = true;
@@ -863,11 +870,8 @@ class WebRTCChat {
         // 隐藏结束通话按钮
         this.stopButton.classList.remove('show');
         
-        this.stopVoiceRecording()
         this.updateAudioStatus('未连接', 'disconnected');
-        this.logMessage('音频通话已结束', 'info');
-
-        
+        this.logMessage('音频通话已结束，所有资源已释放', 'info');
     }
 
     async createPeerConnection() {
diff --git a/src/llm_stream.js b/src/llm_stream.js
index 884abd7..608f8e8 100644
--- a/src/llm_stream.js
+++ b/src/llm_stream.js
@@ -29,7 +29,7 @@ async function requestLLMStream({ apiKey, model, messages, onSegment }) {
   let pendingText = ''; // 待处理的文本片段
 
   // 分段分隔符
-  const segmentDelimiters = /[，。：；！？,.:;!?]/;
+  const segmentDelimiters = /[，。：；！？,.:;!?]|\.{3,}/;
 
   while (!done) {
     const { value, done: doneReading } = await reader.read();