diff --git a/src/services/toolExecutor.ts b/src/services/toolExecutor.ts
index 930e5e6..c61c54e 100644
--- a/src/services/toolExecutor.ts
+++ b/src/services/toolExecutor.ts
@@ -291,7 +291,7 @@ async function executeSyntaxCheck(
   // 检查 iverilog 是否可用
   const iverilogCheck = await checkIverilogAvailable(context.extensionPath);
   if (!iverilogCheck.available) {
-    throw new Error(`iverilog 不可用: ${iverilogCheck.message}`);
+    throw new Error(`IC Coder编译器不可用: ${iverilogCheck.message}`);
   }
 
   // 创建临时文件
@@ -372,7 +372,7 @@ async function executeIverilog(
   // 检查 iverilog 是否可用
   const iverilogCheck = await checkIverilogAvailable(context.extensionPath);
   if (!iverilogCheck.available) {
-    throw new Error(`iverilog 不可用: ${iverilogCheck.message}`);
+    throw new Error(`IC Coder编译器不可用: ${iverilogCheck.message}`);
   }
 
   // 获取工作目录
diff --git a/src/utils/iverilogRunner.ts b/src/utils/iverilogRunner.ts
index 2067c0f..ac0af58 100644
--- a/src/utils/iverilogRunner.ts
+++ b/src/utils/iverilogRunner.ts
@@ -7,7 +7,7 @@ import { promisify } from "util";
 function execCommand(
   command: string,
   args: string[],
-  options: { cwd: string; env?: any }
+  options: { cwd: string; env?: any },
 ): Promise<{ stdout: string; stderr: string }> {
   return new Promise((resolve, reject) => {
     // 在 Windows 上，如果路径包含空格，不使用 shell，直接用 spawn
@@ -23,25 +23,25 @@ function execCommand(
     let stderr = "";
 
     // 在 Windows 上使用 GBK 编码解码输出
-    const encoding = process.platform === 'win32' ? 'gbk' : 'utf8';
+    const encoding = process.platform === "win32" ? "gbk" : "utf8";
 
     child.stdout.on("data", (data) => {
       try {
         // 尝试使用 iconv-lite 解码（如果可用）
-        const iconv = require('iconv-lite');
+        const iconv = require("iconv-lite");
         stdout += iconv.decode(data, encoding);
       } catch {
         // 如果 iconv-lite 不可用，使用默认解码
-        stdout += data.toString('utf8');
+        stdout += data.toString("utf8");
       }
     });
 
     child.stderr.on("data", (data) => {
       try {
-        const iconv = require('iconv-lite');
+        const iconv = require("iconv-lite");
         stderr += iconv.decode(data, encoding);
       } catch {
-        stderr += data.toString('utf8');
+        stderr += data.toString("utf8");
       }
     });
 
@@ -93,7 +93,7 @@ export interface VCDGenerationResult {
  * 检查项目中的 Verilog 文件完整性
  */
 export async function checkVerilogProject(
-  projectPath: string
+  projectPath: string,
 ): Promise<VerilogProjectCheck> {
   const result: VerilogProjectCheck = {
     isComplete: false,
@@ -164,7 +164,7 @@ export async function checkVerilogProject(
     return result;
   } catch (error) {
     result.errors.push(
-      `检查项目时出错: ${error instanceof Error ? error.message : "未知错误"}`
+      `检查项目时出错: ${error instanceof Error ? error.message : "未知错误"}`,
     );
     return result;
   }
@@ -209,12 +209,30 @@ async function getIverilogPath(extensionPath: string): Promise<string> {
   let iverilogBin = "";
 
   if (platform === "win32") {
-    iverilogBin = path.join(extensionPath, "tools", "iverilog", "bin", "iverilog.exe");
+    iverilogBin = path.join(
+      extensionPath,
+      "tools",
+      "iverilog",
+      "bin",
+      "iverilog.exe",
+    );
   } else if (platform === "darwin") {
-    iverilogBin = path.join(extensionPath, "tools", "iverilog", "bin", "iverilog");
+    iverilogBin = path.join(
+      extensionPath,
+      "tools",
+      "iverilog",
+      "bin",
+      "iverilog",
+    );
   } else {
     // Linux
-    iverilogBin = path.join(extensionPath, "tools", "iverilog", "bin", "iverilog");
+    iverilogBin = path.join(
+      extensionPath,
+      "tools",
+      "iverilog",
+      "bin",
+      "iverilog",
+    );
   }
 
   // 如果插件包中没有，尝试使用系统安装的 iverilog
@@ -258,7 +276,7 @@ async function getVvpPath(extensionPath: string): Promise<string> {
  */
 export async function generateVCD(
   projectPath: string,
-  extensionPath: string
+  extensionPath: string,
 ): Promise<VCDGenerationResult> {
   try {
     // 1. 检查项目完整性
@@ -302,7 +320,7 @@ export async function generateVCD(
     } catch (error: any) {
       return {
         success: false,
-        message: `iverilog 编译失败:\n${error.message}`,
+        message: `IC Coder编译器编译失败:\n${error.message}`,
         stderr: error.stderr,
         stdout: error.stdout,
       };
@@ -310,17 +328,17 @@ export async function generateVCD(
 
     // 6.5. 删除 shebang 行（修复 Windows 上的 vvp 解析错误）
     try {
-      const fs = require('fs');
-      const vvpContent = fs.readFileSync(outputFile, 'utf8');
-      const lines = vvpContent.split('\n');
+      const fs = require("fs");
+      const vvpContent = fs.readFileSync(outputFile, "utf8");
+      const lines = vvpContent.split("\n");
 
-      if (lines.length > 0 && lines[0].startsWith('#!')) {
-        const cleanedContent = lines.slice(1).join('\n');
-        fs.writeFileSync(outputFile, cleanedContent, 'utf8');
-        console.log('已删除 .vvp 文件的 shebang 行');
+      if (lines.length > 0 && lines[0].startsWith("#!")) {
+        const cleanedContent = lines.slice(1).join("\n");
+        fs.writeFileSync(outputFile, cleanedContent, "utf8");
+        console.log("已删除 .vvp 文件的 shebang 行");
       }
     } catch (error) {
-      console.warn('删除 shebang 失败，继续执行:', error);
+      console.warn("删除 shebang 失败，继续执行:", error);
     }
 
     // 7. 执行仿真生成 VCD
@@ -346,13 +364,17 @@ export async function generateVCD(
     const projectUri = vscode.Uri.file(projectPath);
     const entries = await vscode.workspace.fs.readDirectory(projectUri);
     const vcdFiles = entries
-      .filter(([fileName, fileType]) => fileType === vscode.FileType.File && fileName.endsWith('.vcd'))
+      .filter(
+        ([fileName, fileType]) =>
+          fileType === vscode.FileType.File && fileName.endsWith(".vcd"),
+      )
       .map(([fileName]) => fileName);
 
     if (vcdFiles.length === 0) {
       return {
         success: false,
-        message: "VCD 文件未生成。请确保 testbench 中包含 $dumpfile 和 $dumpvars 语句。",
+        message:
+          "VCD 文件未生成。请确保 testbench 中包含 $dumpfile 和 $dumpvars 语句。",
         stdout: simResult.stdout,
       };
     }
@@ -388,7 +410,7 @@ export async function generateVCD(
  * 检查 iverilog 是否可用
  */
 export async function checkIverilogAvailable(
-  extensionPath: string
+  extensionPath: string,
 ): Promise<{ available: boolean; version?: string; message: string }> {
   try {
     const iverilogPath = await getIverilogPath(extensionPath);
@@ -400,7 +422,7 @@ export async function checkIverilogAvailable(
     } catch (error) {
       return {
         available: false,
-        message: `iverilog 不可用。未找到文件: ${iverilogPath}`,
+        message: `IC Coder编译器不可用。未找到文件: ${iverilogPath}`,
       };
     }
 
@@ -419,12 +441,12 @@ export async function checkIverilogAvailable(
     return {
       available: true,
       version: version,
-      message: `iverilog 可用: ${version}`,
+      message: `IC Coder编译器可用: ${version}`,
     };
   } catch (error: any) {
     return {
       available: false,
-      message: `iverilog 执行失败: ${error.message}\n${error.stderr || ""}`,
+      message: `IC Coder编译器执行失败: ${error.message}\n${error.stderr || ""}`,
     };
   }
 }
@@ -433,8 +455,8 @@ export async function checkIverilogAvailable(
  * 要 dump 的模块定义
  */
 export interface DumpModule {
-  name: string;   // 模块名（用于 VCD 文件名和宏名）
-  path: string;   // 实例路径（如 dut.u_tx）
+  name: string; // 模块名（用于 VCD 文件名和宏名）
+  path: string; // 实例路径（如 dut.u_tx）
 }
 
 /**
@@ -459,10 +481,11 @@ export interface MultiVCDResult {
 function injectConditionalDump(
   tbContent: string,
   dumpModules: DumpModule[],
-  vcdDir: string
+  vcdDir: string,
 ): string {
   // 匹配 $dumpfile 和 $dumpvars 语句（可能跨多行）
-  const dumpPattern = /(\$dumpfile\s*\([^)]+\)\s*;[\s\S]*?\$dumpvars\s*\([^)]+\)\s*;)/g;
+  const dumpPattern =
+    /(\$dumpfile\s*\([^)]+\)\s*;[\s\S]*?\$dumpvars\s*\([^)]+\)\s*;)/g;
 
   // 生成条件编译代码
   const conditionalCode = generateConditionalDumpCode(dumpModules, vcdDir);
@@ -484,7 +507,7 @@ function injectConditionalDump(
  */
 function generateConditionalDumpCode(
   dumpModules: DumpModule[],
-  vcdDir: string
+  vcdDir: string,
 ): string {
   if (dumpModules.length === 0) {
     return '$dumpfile("output.vcd");\n    $dumpvars(0, dut);';
@@ -495,7 +518,7 @@ function generateConditionalDumpCode(
   dumpModules.forEach((module, index) => {
     const macroName = `DUMP_${module.name.toUpperCase()}`;
     const vcdPath = `${vcdDir}/${module.name}.vcd`;
-    const directive = index === 0 ? '`ifdef' : '`elsif';
+    const directive = index === 0 ? "`ifdef" : "`elsif";
 
     lines.push(`${directive} ${macroName}`);
     lines.push(`    $dumpfile("${vcdPath}");`);
@@ -503,12 +526,12 @@ function generateConditionalDumpCode(
   });
 
   // 添加默认分支（使用第一个模块）
-  lines.push('`else');
+  lines.push("`else");
   lines.push(`    $dumpfile("${vcdDir}/${dumpModules[0].name}.vcd");`);
   lines.push(`    $dumpvars(1, ${dumpModules[0].path});`);
-  lines.push('`endif');
+  lines.push("`endif");
 
-  return lines.join('\n');
+  return lines.join("\n");
 }
 
 /**
@@ -519,10 +542,10 @@ export async function generateMultiVCD(
   extensionPath: string,
   tbPath: string,
   dumpModules: DumpModule[],
-  vcdDir: string = 'vcd'
+  vcdDir: string = "vcd",
 ): Promise<MultiVCDResult> {
-  const results: MultiVCDResult['vcdFiles'] = [];
-  let allStdout = '';
+  const results: MultiVCDResult["vcdFiles"] = [];
+  let allStdout = "";
 
   try {
     // 1. 创建 vcd 目录
@@ -535,16 +558,21 @@ export async function generateMultiVCD(
     }
 
     // 2. 读取原始 testbench
-    const tbFullPath = path.isAbsolute(tbPath) ? tbPath : path.join(projectPath, tbPath);
+    const tbFullPath = path.isAbsolute(tbPath)
+      ? tbPath
+      : path.join(projectPath, tbPath);
     const tbUri = vscode.Uri.file(tbFullPath);
     const tbBytes = await vscode.workspace.fs.readFile(tbUri);
-    const originalTb = Buffer.from(tbBytes).toString('utf-8');
+    const originalTb = Buffer.from(tbBytes).toString("utf-8");
 
     // 3. 注入条件编译代码
     const modifiedTb = injectConditionalDump(originalTb, dumpModules, vcdDir);
-    await vscode.workspace.fs.writeFile(tbUri, Buffer.from(modifiedTb, 'utf-8'));
+    await vscode.workspace.fs.writeFile(
+      tbUri,
+      Buffer.from(modifiedTb, "utf-8"),
+    );
 
-    console.log('[generateMultiVCD] Testbench 已修改，开始多次仿真...');
+    console.log("[generateMultiVCD] Testbench 已修改，开始多次仿真...");
 
     // 4. 获取工具路径
     const iverilogPath = await getIverilogPath(extensionPath);
@@ -569,27 +597,34 @@ export async function generateMultiVCD(
         // 编译（带宏定义）
         const compileArgs = [
           `-D${macroName}`,
-          "-o", outputFile,
-          ...projectCheck.allVerilogFiles
+          "-o",
+          outputFile,
+          ...projectCheck.allVerilogFiles,
         ];
         await execCommand(iverilogPath, compileArgs, { cwd: projectPath, env });
 
         // 仿真
-        const simResult = await execCommand(vvpPath, [outputFile], { cwd: projectPath, env });
+        const simResult = await execCommand(vvpPath, [outputFile], {
+          cwd: projectPath,
+          env,
+        });
         allStdout += `\n[${module.name}] ${simResult.stdout}`;
 
         results.push({
           moduleName: module.name,
           vcdPath: vcdPath,
-          success: true
+          success: true,
         });
       } catch (error: any) {
-        console.error(`[generateMultiVCD] 模块 ${module.name} 仿真失败:`, error.message);
+        console.error(
+          `[generateMultiVCD] 模块 ${module.name} 仿真失败:`,
+          error.message,
+        );
         results.push({
           moduleName: module.name,
           vcdPath: vcdPath,
           success: false,
-          error: error.message
+          error: error.message,
         });
         // 继续执行其他模块
       }
@@ -602,19 +637,18 @@ export async function generateMultiVCD(
       // 忽略
     }
 
-    const successCount = results.filter(r => r.success).length;
+    const successCount = results.filter((r) => r.success).length;
     return {
       success: successCount > 0,
       vcdFiles: results,
       message: `生成完成：${successCount}/${dumpModules.length} 个 VCD 文件成功`,
-      stdout: allStdout
+      stdout: allStdout,
     };
-
   } catch (error) {
     return {
       success: false,
       vcdFiles: results,
-      message: `生成多 VCD 文件失败: ${error instanceof Error ? error.message : '未知错误'}`
+      message: `生成多 VCD 文件失败: ${error instanceof Error ? error.message : "未知错误"}`,
     };
   }
 }
diff --git a/src/utils/messageHandler.ts b/src/utils/messageHandler.ts
index 13ef613..919e88a 100644
--- a/src/utils/messageHandler.ts
+++ b/src/utils/messageHandler.ts
@@ -41,7 +41,11 @@ let currentSession: DialogSession | null = null;
 /** 最后一个活跃的 taskId（用于压缩等操作） */
 let lastTaskId: string | null = null;
 
-async function trackFileChange(filePath: string, oldContent: string, newContent: string): Promise<void> {
+async function trackFileChange(
+  filePath: string,
+  oldContent: string,
+  newContent: string,
+): Promise<void> {
   try {
     changeTracker.trackChange(filePath, oldContent, newContent);
   } catch (error) {
@@ -58,7 +62,7 @@ export async function handleUserMessage(
   extensionPath?: string,
   mode?: RunMode,
   serviceTier?: ServiceTier, // 服务等级参数
-  contextItems?: Array<{ id: number; type: string; path: string }> // 上下文项参数
+  contextItems?: Array<{ id: number; type: string; path: string }>, // 上下文项参数
 ) {
   console.log("收到用户消息:", text);
 
@@ -68,7 +72,9 @@ export async function handleUserMessage(
     // 从 session 中获取 token
     let token: string | undefined;
     try {
-      const session = await vscode.authentication.getSession("iccoder", [], { createIfNone: false });
+      const session = await vscode.authentication.getSession("iccoder", [], {
+        createIfNone: false,
+      });
       token = session?.accessToken;
     } catch (error) {
       console.warn("[MessageHandler] 获取 session 失败:", error);
@@ -78,20 +84,20 @@ export async function handleUserMessage(
       console.warn("[MessageHandler] 未登录，阻止发送");
 
       // 保存待发送的消息
-      await context.globalState.update('pendingMessage', {
+      await context.globalState.update("pendingMessage", {
         text,
         mode,
         serviceTier,
-        timestamp: Date.now()
+        timestamp: Date.now(),
       });
 
       // 显示弹窗提示
       const action = await vscode.window.showWarningMessage(
-        '请先登录后再发送消息',
-        '立即登录'
+        "请先登录后再发送消息",
+        "立即登录",
       );
 
-      if (action === '立即登录') {
+      if (action === "立即登录") {
         vscode.commands.executeCommand("ic-coder.login", {
           forceReauth: true,
         });
@@ -110,24 +116,24 @@ export async function handleUserMessage(
       console.warn("[MessageHandler] Token 已过期，阻止发送");
 
       // 保存待发送的消息
-      await context.globalState.update('pendingMessage', {
+      await context.globalState.update("pendingMessage", {
         text,
         mode,
         serviceTier,
-        timestamp: Date.now()
+        timestamp: Date.now(),
       });
 
       // 清除过期的 session
-      await context.globalState.update('icCoderSessions', []);
-      await context.globalState.update('icCoderUserInfo', undefined);
+      await context.globalState.update("icCoderSessions", []);
+      await context.globalState.update("icCoderUserInfo", undefined);
 
       // 显示弹窗提示
       const action = await vscode.window.showWarningMessage(
-        '登录已过期，请重新登录',
-        '立即登录'
+        "登录已过期，请重新登录",
+        "立即登录",
       );
 
-      if (action === '立即登录') {
+      if (action === "立即登录") {
         vscode.commands.executeCommand("ic-coder.login", {
           forceReauth: true,
         });
@@ -190,11 +196,11 @@ export async function handleUserMessage(
     // 显示错误提示
     const selection = await vscode.window.showWarningMessage(
       balanceCheck.message || "资源点余额不足",
-      "去充值"
+      "去充值",
     );
     if (selection === "去充值") {
       vscode.env.openExternal(
-        vscode.Uri.parse("https://iccoder.com/memberCenter")
+        vscode.Uri.parse("https://iccoder.com/memberCenter"),
       );
     }
     // 恢复输入状态
@@ -216,14 +222,14 @@ export async function handleUserMessage(
         mode,
         undefined,
         serviceTier,
-        contextItems
+        contextItems,
       );
       return;
     } catch (error) {
-      console.error("后端服务不可用:", error);
+      console.error("当前访问人数过多，请稍后重试:", error);
       panel.webview.postMessage({
         command: "updateStatus",
-        text: "后端服务不可用",
+        text: "当前访问人数过多，请稍后重试",
         type: "error",
       });
       // 恢复输入状态
@@ -254,7 +260,7 @@ async function handleUserMessageWithBackend(
   mode?: RunMode,
   reuseTaskId?: string, // 可选，复用现有 taskId（用于 Plan 模式确认后继续执行）
   serviceTier?: ServiceTier, // 服务等级参数
-  contextItems?: Array<{ id: number; type: string; path: string }> // 上下文项参数
+  contextItems?: Array<{ id: number; type: string; path: string }>, // 上下文项参数
 ): Promise<void> {
   const historyManager = ChatHistoryManager.getInstance();
 
@@ -262,7 +268,7 @@ async function handleUserMessageWithBackend(
   let enhancedText = text;
   if (contextItems && contextItems.length > 0) {
     console.log("[MessageHandler] 处理上下文项:", contextItems.length);
-    const paths = contextItems.map(item => item.path).join('\n');
+    const paths = contextItems.map((item) => item.path).join("\n");
     enhancedText = `${paths}\n\n${text}`;
   }
 
@@ -273,7 +279,7 @@ async function handleUserMessageWithBackend(
   // 创建会话（dialogManager 会自动处理旧会话的中止）
   currentSession = dialogManager.createSession(
     extensionPath,
-    taskIdToUse || undefined
+    taskIdToUse || undefined,
   );
   // 保存 taskId 用于后续操作（如压缩）
   lastTaskId = currentSession.getTaskId();
@@ -281,7 +287,7 @@ async function handleUserMessageWithBackend(
     "[MessageHandler] 创建会话: taskId=",
     lastTaskId,
     "来源=",
-    taskIdToUse ? "historyManager" : "新生成"
+    taskIdToUse ? "historyManager" : "新生成",
   );
 
   // 显示状态栏
@@ -324,7 +330,10 @@ async function handleUserMessageWithBackend(
           // 工具错误，不需要单独处理，通过 onSegmentUpdate 统一更新
         },
 
-        onQuestion: (askId: string, questions: import("../types/api").QuestionItem[]) => {
+        onQuestion: (
+          askId: string,
+          questions: import("../types/api").QuestionItem[],
+        ) => {
           // 只更新状态栏，问题显示由 onSegmentUpdate 统一处理
           panel.webview.postMessage({
             command: "updateStatus",
@@ -379,18 +388,21 @@ async function handleUserMessageWithBackend(
             // 发送系统通知 - AI 响应完成
             const notificationService = NotificationService.getInstance();
             notificationService.success(
-              'IC Coder - AI 响应完成',
-              '您的问题已得到回复，点击查看详情',
+              "IC Coder - AI 响应完成",
+              "您的问题已得到回复，点击查看详情",
               () => {
                 // 点击通知时聚焦到面板
                 panel.reveal();
-              }
+              },
             );
 
             // 发送代码变更到前端
             sendChangesToWebview(panel);
           } catch (error) {
-            console.warn("[MessageHandler] 更新面板失败（面板可能已关闭）:", error);
+            console.warn(
+              "[MessageHandler] 更新面板失败（面板可能已关闭）:",
+              error,
+            );
           }
 
           resolve();
@@ -458,7 +470,7 @@ async function handleUserMessageWithBackend(
         },
       },
       mode,
-      serviceTier // 传递服务等级
+      serviceTier, // 传递服务等级
     );
   });
 }
@@ -470,7 +482,7 @@ export async function handleUserAnswer(
   askId: string,
   selected?: string[],
   customInput?: string,
-  answers?: { [questionIndex: string]: string[] }
+  answers?: { [questionIndex: string]: string[] },
 ): Promise<void> {
   if (currentSession) {
     await currentSession.submitAnswer(askId, selected, customInput, answers);
@@ -540,7 +552,7 @@ export async function handlePlanAction(
   action: string,
   planTitle: string,
   extensionPath: string,
-  serviceTier?: ServiceTier
+  serviceTier?: ServiceTier,
 ): Promise<void> {
   console.log(
     "[handlePlanAction] action:",
@@ -548,7 +560,7 @@ export async function handlePlanAction(
     "planTitle:",
     planTitle,
     "serviceTier:",
-    serviceTier
+    serviceTier,
   );
 
   switch (action) {
@@ -564,7 +576,7 @@ export async function handlePlanAction(
         `请按照刚才的计划执行：${planTitle}`,
         extensionPath,
         "agent",
-        serviceTier
+        serviceTier,
       );
       break;
 
@@ -581,7 +593,7 @@ export async function handlePlanAction(
           `请根据以下建议修改计划：${modification}`,
           extensionPath,
           "plan",
-          serviceTier
+          serviceTier,
         );
       }
       break;
@@ -636,7 +648,7 @@ function parseFileOperation(text: string): {
 
   // 匹配重命名文件：将 xxx.ts 重命名为 yyy.ts 或 把 xxx.ts 改名为 yyy.ts（优先匹配，避免被修改匹配）
   const renameMatch = lowerText.match(
-    /(?:将|把)\s*(.+?\.\w+)\s*(?:重命名|改名)\s*(?:为|成)\s*(.+?\.\w+)/
+    /(?:将|把)\s*(.+?\.\w+)\s*(?:重命名|改名)\s*(?:为|成)\s*(.+?\.\w+)/,
   );
   if (renameMatch) {
     const oldPath = renameMatch[1].trim();
@@ -653,7 +665,7 @@ function parseFileOperation(text: string): {
   // 格式2: 将 xxx.ts 文件 "aaa" 替换为 "bbb"
   // 格式3: 将 xxx.ts 文件 'aaa' 替换为 'bbb'
   const replaceMatch1 = lowerText.match(
-    /在\s*(.+?\.\w+)\s*(?:文件)?中?\s*(?:将|把)\s*["'](.+?)["']\s*替换\s*(?:为|成)\s*["'](.+?)["']/
+    /在\s*(.+?\.\w+)\s*(?:文件)?中?\s*(?:将|把)\s*["'](.+?)["']\s*替换\s*(?:为|成)\s*["'](.+?)["']/,
   );
   if (replaceMatch1) {
     const filePath = replaceMatch1[1].trim();
@@ -669,7 +681,7 @@ function parseFileOperation(text: string): {
 
   // 格式2: 将 xxx.ts 文件 "aaa" 替换为 "bbb"
   const replaceMatch2 = lowerText.match(
-    /(?:将|把)\s*(.+?\.\w+)\s*(?:文件)?\s*["'](.+?)["']\s*替换\s*(?:为|成)\s*["'](.+?)["']/
+    /(?:将|把)\s*(.+?\.\w+)\s*(?:文件)?\s*["'](.+?)["']\s*替换\s*(?:为|成)\s*["'](.+?)["']/,
   );
   if (replaceMatch2) {
     const filePath = replaceMatch2[1].trim();
@@ -718,7 +730,7 @@ async function handleFileOperation(
     newPath?: string;
     searchText?: string;
     replaceText?: string;
-  }
+  },
 ) {
   const historyManager = ChatHistoryManager.getInstance();
 
@@ -734,7 +746,7 @@ async function handleFileOperation(
           text: responseText,
         });
         vscode.window.showInformationMessage(
-          `文件创建成功: ${operation.filePath}`
+          `文件创建成功: ${operation.filePath}`,
         );
         await historyManager.addAiMessage(responseText);
         break;
@@ -747,7 +759,7 @@ async function handleFileOperation(
           text: responseText,
         });
         vscode.window.showInformationMessage(
-          `文件删除成功: ${operation.filePath}`
+          `文件删除成功: ${operation.filePath}`,
         );
         await historyManager.addAiMessage(responseText);
         break;
@@ -783,7 +795,7 @@ async function handleFileOperation(
           text: responseText,
         });
         vscode.window.showInformationMessage(
-          `文件重命名成功: ${operation.filePath} → ${operation.newPath}`
+          `文件重命名成功: ${operation.filePath} → ${operation.newPath}`,
         );
         await historyManager.addAiMessage(responseText);
         break;
@@ -792,21 +804,29 @@ async function handleFileOperation(
         if (!operation.searchText || !operation.replaceText) {
           throw new Error("缺少替换内容");
         }
-        const oldContentBeforeReplace = await readFileContent(operation.filePath);
+        const oldContentBeforeReplace = await readFileContent(
+          operation.filePath,
+        );
         await replaceFile(
           operation.filePath,
           operation.searchText,
-          operation.replaceText
+          operation.replaceText,
+        );
+        const newContentAfterReplace = await readFileContent(
+          operation.filePath,
+        );
+        await trackFileChange(
+          operation.filePath,
+          oldContentBeforeReplace,
+          newContentAfterReplace,
         );
-        const newContentAfterReplace = await readFileContent(operation.filePath);
-        await trackFileChange(operation.filePath, oldContentBeforeReplace, newContentAfterReplace);
         responseText = `✅ 文件内容替换成功: ${operation.filePath}`;
         panel.webview.postMessage({
           command: "receiveMessage",
           text: responseText,
         });
         vscode.window.showInformationMessage(
-          `文件内容替换成功: ${operation.filePath}`
+          `文件内容替换成功: ${operation.filePath}`,
         );
         await historyManager.addAiMessage(responseText);
         break;
@@ -866,7 +886,7 @@ function getDefaultContent(filePath: string): string {
  */
 export async function handleReadFile(
   panel: vscode.WebviewPanel,
-  filePath: string
+  filePath: string,
 ) {
   try {
     const content = await readFileContent(filePath);
@@ -890,7 +910,7 @@ export async function handleCreateFile(
   panel: vscode.WebviewPanel,
   filePath: string,
   content: string,
-  overwrite: boolean = false //是否覆盖
+  overwrite: boolean = false, //是否覆盖
 ) {
   try {
     if (overwrite) {
@@ -909,11 +929,14 @@ export async function handleCreateFile(
     // 发送系统通知
     const notificationService = NotificationService.getInstance();
     notificationService.success(
-      'IC Coder - 文件创建',
+      "IC Coder - 文件创建",
       `文件已创建: ${path.basename(filePath)}`,
       () => {
-        vscode.commands.executeCommand('vscode.open', vscode.Uri.file(filePath));
-      }
+        vscode.commands.executeCommand(
+          "vscode.open",
+          vscode.Uri.file(filePath),
+        );
+      },
     );
   } catch (error) {
     panel.webview.postMessage({
@@ -921,7 +944,7 @@ export async function handleCreateFile(
       error: error instanceof Error ? error.message : "创建文件失败",
     });
     vscode.window.showErrorMessage(
-      `创建文件失败: ${error instanceof Error ? error.message : "未知错误"}`
+      `创建文件失败: ${error instanceof Error ? error.message : "未知错误"}`,
     );
   }
 }
@@ -932,7 +955,7 @@ export async function handleCreateFile(
 export async function handleUpdateFile(
   panel: vscode.WebviewPanel,
   filePath: string,
-  content: string
+  content: string,
 ) {
   try {
     const oldContent = await readFileContent(filePath);
@@ -948,8 +971,8 @@ export async function handleUpdateFile(
     // 发送系统通知
     const notificationService = NotificationService.getInstance();
     notificationService.info(
-      'IC Coder - 文件更新',
-      `文件已更新: ${path.basename(filePath)}`
+      "IC Coder - 文件更新",
+      `文件已更新: ${path.basename(filePath)}`,
     );
   } catch (error) {
     panel.webview.postMessage({
@@ -957,7 +980,7 @@ export async function handleUpdateFile(
       error: error instanceof Error ? error.message : "更新文件失败",
     });
     vscode.window.showErrorMessage(
-      `更新文件失败: ${error instanceof Error ? error.message : "未知错误"}`
+      `更新文件失败: ${error instanceof Error ? error.message : "未知错误"}`,
     );
   }
 }
@@ -968,7 +991,7 @@ export async function handleUpdateFile(
 export async function handleRenameFile(
   panel: vscode.WebviewPanel,
   oldPath: string,
-  newPath: string
+  newPath: string,
 ) {
   try {
     await renameFile(oldPath, newPath);
@@ -979,7 +1002,7 @@ export async function handleRenameFile(
       message: "文件重命名成功",
     });
     vscode.window.showInformationMessage(
-      `文件重命名成功: ${oldPath} → ${newPath}`
+      `文件重命名成功: ${oldPath} → ${newPath}`,
     );
   } catch (error) {
     panel.webview.postMessage({
@@ -987,7 +1010,7 @@ export async function handleRenameFile(
       error: error instanceof Error ? error.message : "重命名文件失败",
     });
     vscode.window.showErrorMessage(
-      `重命名文件失败: ${error instanceof Error ? error.message : "未知错误"}`
+      `重命名文件失败: ${error instanceof Error ? error.message : "未知错误"}`,
     );
   }
 }
@@ -999,7 +1022,7 @@ export async function handleReplaceInFile(
   panel: vscode.WebviewPanel,
   filePath: string,
   searchText: string,
-  replaceText: string
+  replaceText: string,
 ) {
   try {
     const oldContent = await readFileContent(filePath);
@@ -1018,7 +1041,7 @@ export async function handleReplaceInFile(
       error: error instanceof Error ? error.message : "替换文件内容失败",
     });
     vscode.window.showErrorMessage(
-      `替换文件内容失败: ${error instanceof Error ? error.message : "未知错误"}`
+      `替换文件内容失败: ${error instanceof Error ? error.message : "未知错误"}`,
     );
   }
 }
@@ -1063,7 +1086,7 @@ function isVCDGenerationCommand(text: string): boolean {
  */
 async function handleVCDGeneration(
   panel: vscode.WebviewPanel,
-  extensionPath: string
+  extensionPath: string,
 ) {
   try {
     // 获取当前工作区路径
@@ -1090,7 +1113,7 @@ async function handleVCDGeneration(
     if (!iverilogCheck.available) {
       panel.webview.postMessage({
         command: "receiveMessage",
-        text: `❌ ${iverilogCheck.message}\n\n请参考插件文档安装 iverilog 工具。`,
+        text: `❌ ${iverilogCheck.message}。`,
       });
       vscode.window.showErrorMessage(iverilogCheck.message);
       return;
@@ -1165,12 +1188,15 @@ async function handleVCDGeneration(
         // 发送系统通知
         const notificationService = NotificationService.getInstance();
         notificationService.success(
-          'IC Coder - 仿真完成',
+          "IC Coder - 仿真完成",
           `VCD 文件已生成: ${fileName}`,
           () => {
             // 点击通知时打开 VCD 查看器
-            vscode.commands.executeCommand('ic-coder.openVCDViewer', result.vcdFilePath);
-          }
+            vscode.commands.executeCommand(
+              "ic-coder.openVCDViewer",
+              result.vcdFilePath,
+            );
+          },
         );
       } else {
         panel.webview.postMessage({
@@ -1199,12 +1225,12 @@ async function handleVCDGeneration(
       // 发送系统通知
       const notificationService = NotificationService.getInstance();
       notificationService.error(
-        'IC Coder - 仿真失败',
-        'VCD 文件生成失败，请查看错误信息',
+        "IC Coder - 仿真失败",
+        "VCD 文件生成失败，请查看错误信息",
         () => {
           // 点击通知时聚焦到面板
           panel.reveal();
-        }
+        },
       );
     }
   } catch (error) {
@@ -1222,11 +1248,11 @@ async function handleVCDGeneration(
     // 发送系统通知
     const notificationService = NotificationService.getInstance();
     notificationService.error(
-      'IC Coder - 仿真错误',
-      error instanceof Error ? error.message : '生成 VCD 文件时出错',
+      "IC Coder - 仿真错误",
+      error instanceof Error ? error.message : "生成 VCD 文件时出错",
       () => {
         panel.reveal();
-      }
+      },
     );
   }
 }
@@ -1236,7 +1262,7 @@ async function handleVCDGeneration(
  */
 export async function handleOptimizePrompt(
   panel: vscode.WebviewPanel,
-  prompt: string
+  prompt: string,
 ): Promise<void> {
   console.log("[MessageHandler] ========== 收到提示词优化请求 ==========");
   console.log("[MessageHandler] prompt:", prompt);
@@ -1268,7 +1294,7 @@ export async function handleOptimizePrompt(
  */
 export async function handleAcceptChange(
   panel: vscode.WebviewPanel,
-  changeId: string
+  changeId: string,
 ) {
   try {
     const success = await changeTracker.acceptChange(changeId);
@@ -1276,14 +1302,14 @@ export async function handleAcceptChange(
       panel.webview.postMessage({
         command: "changeAccepted",
         changeId: changeId,
-        success: true
+        success: true,
       });
     } else {
       panel.webview.postMessage({
         command: "changeAccepted",
         changeId: changeId,
         success: false,
-        error: "采纳变更失败"
+        error: "采纳变更失败",
       });
     }
   } catch (error) {
@@ -1292,7 +1318,7 @@ export async function handleAcceptChange(
       command: "changeAccepted",
       changeId: changeId,
       success: false,
-      error: String(error)
+      error: String(error),
     });
   }
 }
@@ -1302,7 +1328,7 @@ export async function handleAcceptChange(
  */
 export async function handleRejectChange(
   panel: vscode.WebviewPanel,
-  changeId: string
+  changeId: string,
 ) {
   try {
     const success = await changeTracker.rejectChange(changeId);
@@ -1310,14 +1336,14 @@ export async function handleRejectChange(
       panel.webview.postMessage({
         command: "changeRejected",
         changeId: changeId,
-        success: true
+        success: true,
       });
     } else {
       panel.webview.postMessage({
         command: "changeRejected",
         changeId: changeId,
         success: false,
-        error: "拒绝变更失败"
+        error: "拒绝变更失败",
       });
     }
   } catch (error) {
@@ -1326,7 +1352,7 @@ export async function handleRejectChange(
       command: "changeRejected",
       changeId: changeId,
       success: false,
-      error: String(error)
+      error: String(error),
     });
   }
 }
@@ -1337,18 +1363,18 @@ export async function handleRejectChange(
 export function sendChangesToWebview(panel: vscode.WebviewPanel) {
   const session = changeTracker.endSession();
   if (session && session.changes.length > 0) {
-    const changesWithDiff = session.changes.map(change => {
+    const changesWithDiff = session.changes.map((change) => {
       const diffLines = generateDiff(change.oldContent, change.newContent);
       const diffHtml = renderDiffHtml(diffLines);
       return {
         ...change,
-        diffHtml
+        diffHtml,
       };
     });
 
     panel.webview.postMessage({
       command: "showChanges",
-      changes: changesWithDiff
+      changes: changesWithDiff,
     });
   }
 }
@@ -1365,62 +1391,67 @@ export function startChangeSession(sessionId: string) {
  */
 export async function handleOpenFileDiff(
   panel: vscode.WebviewPanel,
-  changeId: string
+  changeId: string,
 ) {
   try {
     const session = changeTracker.getCurrentSession();
     if (!session) {
-      vscode.window.showErrorMessage('没有找到变更会话');
+      vscode.window.showErrorMessage("没有找到变更会话");
       return;
     }
 
-    const change = session.changes.find(c => c.changeId === changeId);
+    const change = session.changes.find((c) => c.changeId === changeId);
     if (!change) {
-      vscode.window.showErrorMessage('没有找到该变更');
+      vscode.window.showErrorMessage("没有找到该变更");
       return;
     }
 
     const workspaceFolder = vscode.workspace.workspaceFolders?.[0];
     if (!workspaceFolder) {
-      vscode.window.showErrorMessage('没有打开的工作区');
+      vscode.window.showErrorMessage("没有打开的工作区");
       return;
     }
 
     // 创建临时文件用于对比
     const filePath = change.filePath;
     const absolutePath = vscode.Uri.file(
-      path.join(workspaceFolder.uri.fsPath, filePath)
+      path.join(workspaceFolder.uri.fsPath, filePath),
     );
 
     // 创建虚拟文档显示旧内容
     const oldUri = vscode.Uri.parse(
-      `ic-coder-diff:${filePath}.old?${changeId}`
-    ).with({ scheme: 'ic-coder-diff' });
+      `ic-coder-diff:${filePath}.old?${changeId}`,
+    ).with({ scheme: "ic-coder-diff" });
 
     // 注册文档内容提供者（如果还没注册）
     if (!(global as any).__diffProviderRegistered) {
-      const provider = new (class implements vscode.TextDocumentContentProvider {
+      const provider = new (class
+        implements vscode.TextDocumentContentProvider
+      {
         provideTextDocumentContent(uri: vscode.Uri): string {
           const changeId = uri.query;
           const session = changeTracker.getCurrentSession();
-          const change = session?.changes.find(c => c.changeId === changeId);
-          return change?.oldContent || '';
+          const change = session?.changes.find((c) => c.changeId === changeId);
+          return change?.oldContent || "";
         }
       })();
 
-      vscode.workspace.registerTextDocumentContentProvider('ic-coder-diff', provider);
+      vscode.workspace.registerTextDocumentContentProvider(
+        "ic-coder-diff",
+        provider,
+      );
       (global as any).__diffProviderRegistered = true;
     }
 
     // 打开 diff 编辑器
     await vscode.commands.executeCommand(
-      'vscode.diff',
+      "vscode.diff",
       oldUri,
       absolutePath,
-      `${filePath} (变更对比)`
+      `${filePath} (变更对比)`,
     );
   } catch (error) {
-    console.error('[MessageHandler] 打开 diff 失败:', error);
+    console.error("[MessageHandler] 打开 diff 失败:", error);
     vscode.window.showErrorMessage(`打开 diff 失败: ${error}`);
   }
 }