feat: 添加用户手册功能

- 新增用户手册 Markdown 文档及配套截图
   - 新增打开用户手册命令
   - 在侧边栏和主面板中集成用户手册入口
   - 优化用户手册打开方式，支持 Markdown 预览

src/extension.ts

@@ -181,6 +181,15 @@ export async function activate(context: vscode.ExtensionContext) {
     }
   );
 
+  // 注册命令：打开用户手册
+  const openUserManualCommand = vscode.commands.registerCommand(
+    "ic-coder.openUserManual",
+    async () => {
+      const manualPath = vscode.Uri.joinPath(context.extensionUri, "media", "USER_MANUAL.md");
+      await vscode.commands.executeCommand("markdown.showPreview", manualPath);
+    }
+  );
+
   // 注册命令：用户登录
   const loginCommand = vscode.commands.registerCommand(
     "ic-coder.login",
@@ -425,6 +434,7 @@ export async function activate(context: vscode.ExtensionContext) {
     openChatCommand,
     openVCDViewerCommand,
     openVCDViewerInBrowserCommand,
+    openUserManualCommand,
     loginCommand,
     logoutCommand,
     changeInvitationCodeCommand,

src/panels/ICHelperPanel.ts

@@ -492,7 +492,7 @@ export async function showICHelperPanel(
           break;
         case "openUserManual":
           // 打开用户手册
-          vscode.env.openExternal(vscode.Uri.parse("https://www.iccoder.com"));
+          vscode.commands.executeCommand("ic-coder.openUserManual");
           break;
         case "openUserFeedback":
           // 打开用户反馈二维码弹窗

src/views/ICViewProvider.ts

@@ -125,6 +125,10 @@ export function showICHelperPanel(context: vscode.ExtensionContext) {
         case "showWarning":
           vscode.window.showWarningMessage(message.message);
           break;
+        // 新增：打开用户手册
+        case "openUserManual":
+          vscode.commands.executeCommand("ic-coder.openUserManual");
+          break;
         // 新增：处理用户回答
         case "submitAnswer":
           handleUserAnswer(
@@ -224,6 +228,9 @@ export class ICViewProvider implements vscode.WebviewViewProvider {
         } else if (message.command === "openICCoder") {
           // 打开 IC Coder 官网
           vscode.env.openExternal(vscode.Uri.parse('https://www.iccoder.com'));
+        } else if (message.command === "openUserManual") {
+          // 打开用户手册
+          vscode.commands.executeCommand("ic-coder.openUserManual");
         } else if (message.command === "openExternalUrl") {
           // 打开外部链接
           if (message.url) {

src/views/webviewContent.ts

@@ -18,6 +18,11 @@ import {
   getMessageAreaScript,
 } from "./messageArea";
 import { getAgentCardStyles, getAgentCardScript } from "./agentCard";
+import {
+  getMoreOptionsComponentContent,
+  getMoreOptionsComponentStyles,
+  getMoreOptionsComponentScript,
+} from "./moreOptionsComponent";
 import {
   getProgressBarContent,
   getProgressBarStyles,
@@ -110,6 +115,7 @@ export function getWebviewContent(
     }
     ${getMessageAreaStyles()}
     ${getAgentCardStyles()}
+    ${getMoreOptionsComponentStyles()}
     ${getWaveformPreviewContent()}
     ${getConversationHistoryBarStyles()}
     ${getProgressBarStyles()}
@@ -921,6 +927,7 @@ export function getWebviewContent(
 
     ${getMessageAreaScript()}
     ${getAgentCardScript()}
+    ${getMoreOptionsComponentScript()}
     ${getWaveformPreviewScript()}
     ${getConversationHistoryBarScript()}
     ${getProgressBarScript()}