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(

src/lib/tauri.ts

@@ -36,6 +36,7 @@ import type {
   TerminalInfo,
   PromptInputBlock,
   FileTreeNode,
+  DirectoryEntry,
   FilePreviewContent,
   FileEditContent,
   FileSaveResult,
@@ -972,6 +973,18 @@ export async function bootstrapFolderCommandsFromPackageJson(
   })
 }
 
+// Directory browser
+
+export async function getHomeDirectory(): Promise<string> {
+  return invoke("get_home_directory")
+}
+
+export async function listDirectoryEntries(
+  path: string
+): Promise<DirectoryEntry[]> {
+  return invoke("list_directory_entries", { path })
+}
+
 // File tree and git log commands
 
 export async function getFileTree(

src/lib/types.ts

@@ -730,6 +730,12 @@ export type FileTreeNode =
   | { kind: "file"; name: string; path: string }
   | { kind: "dir"; name: string; path: string; children: FileTreeNode[] }
 
+export interface DirectoryEntry {
+  name: string
+  path: string
+  hasChildren: boolean
+}
+
 export interface FilePreviewContent {
   path: string
   content: string