优化web/server模式下的目录选择，现在支持目录树选择，而不是硬文本写入

src/lib/api.ts

@@ -36,6 +36,7 @@ import type {
   TerminalInfo,
   PromptInputBlock,
   FileTreeNode,
+  DirectoryEntry,
   FilePreviewContent,
   FileEditContent,
   FileSaveResult,
@@ -1107,6 +1108,18 @@ export async function bootstrapFolderCommandsFromPackageJson(
   })
 }
 
+// Directory browser (for web/server mode)
+
+export async function getHomeDirectory(): Promise<string> {
+  return getTransport().call("get_home_directory")
+}
+
+export async function listDirectoryEntries(
+  path: string
+): Promise<DirectoryEntry[]> {
+  return getTransport().call("list_directory_entries", { path })
+}
+
 // File tree and git log commands
 
 export async function getFileTree(