feat: WebView 集成运行模式

- webviewContent 集成模式选择器脚本和样式
- inputArea 适配模式传递
- ICViewProvider/ICHelperPanel 传递模式参数

src/views/ICViewProvider.ts

@@ -47,7 +47,7 @@ export function showICHelperPanel(context: vscode.ExtensionContext) {
     (message) => {
       switch (message.command) {
         case "sendMessage":
-          handleUserMessage(panel, message.text, context.extensionPath);
+          handleUserMessage(panel, message.text, context.extensionPath, message.mode);
           break;
         case "readFile":
           handleReadFile(panel, message.filePath);