diff --git a/apps/common/util/fork.py b/apps/common/util/fork.py
index a8df9f7b2..dc27ccf19 100644
--- a/apps/common/util/fork.py
+++ b/apps/common/util/fork.py
@@ -53,6 +53,28 @@ def remove_fragment(url: str) -> str:
     return urlunparse(modified_url)
 
 
+def remove_last_path_robust(url):
+    """健壮地删除URL的最后一个路径部分"""
+    parsed = urlparse(url)
+
+    # 分割路径并过滤空字符串
+    paths = [p for p in parsed.path.split('/') if p]
+
+    if paths:
+        paths.pop()  # 移除最后一个路径
+
+    # 重建路径
+    new_path = '/' + '/'.join(paths) if paths else '/'
+
+    # 重建URL
+    return urlunparse((
+        parsed.scheme,
+        parsed.netloc,
+        new_path,
+        parsed.params,
+        parsed.query,
+        parsed.fragment
+    ))
 class Fork:
     class Response:
         def __init__(self, content: str, child_link_list: List[ChildLink], status, message: str):
@@ -72,7 +94,7 @@ class Fork:
     def __init__(self, base_fork_url: str, selector_list: List[str]):
         base_fork_url = remove_fragment(base_fork_url)
         if any([True for end_str in ['index.html', '.htm', '.html'] if base_fork_url.endswith(end_str)]):
-            self.base_fork_url = str(Path(base_fork_url).parent)
+            base_fork_url =remove_last_path_robust(base_fork_url)
         self.base_fork_url = urljoin(base_fork_url if base_fork_url.endswith("/") else base_fork_url + '/', '.')
         parsed = urlsplit(base_fork_url)
         query = parsed.query
@@ -190,4 +212,4 @@ class Fork:
 def handler(base_url, response: Fork.Response):
     print(base_url.url, base_url.tag.text if base_url.tag else None, response.content)
 
-# ForkManage('https://bbs.fit2cloud.com/c/de/6', ['.md-content']).fork(3, set(), handler)
+# ForkManage('https://hzqcgc.htc.edu.cn/jxky.htm', ['.md-content']).fork(3, set(), handler)
diff --git a/ui/src/locales/lang/en-US/ai-chat.ts b/ui/src/locales/lang/en-US/ai-chat.ts
index 3a5227097..8e2af5ad1 100644
--- a/ui/src/locales/lang/en-US/ai-chat.ts
+++ b/ui/src/locales/lang/en-US/ai-chat.ts
@@ -63,6 +63,9 @@ export default {
     limitMessage2: 'files',
     sizeLimit: 'Each file must not exceed',
     imageMessage: 'Please process the image content',
+    documentMessage: 'Please understand the content of the document',
+    audioMessage: 'Please understand the video content',
+    otherMessage: 'Please understand the file content',
     errorMessage: 'Upload Failed'
   },
   executionDetails: {
diff --git a/ui/src/locales/lang/zh-CN/ai-chat.ts b/ui/src/locales/lang/zh-CN/ai-chat.ts
index 76bb53d4f..64040048e 100644
--- a/ui/src/locales/lang/zh-CN/ai-chat.ts
+++ b/ui/src/locales/lang/zh-CN/ai-chat.ts
@@ -61,6 +61,9 @@ export default {
     limitMessage2: '个文件',
     sizeLimit: '单个文件大小不能超过',
     imageMessage: '请解析图片内容',
+    documentMessage: '请理解文档内容',
+    audioMessage: '请理解视频内容',
+    otherMessage: '请理解文件内容',
     errorMessage: '上传失败'
   },
   executionDetails: {
diff --git a/ui/src/locales/lang/zh-Hant/ai-chat.ts b/ui/src/locales/lang/zh-Hant/ai-chat.ts
index 75f9949a6..a990f62ab 100644
--- a/ui/src/locales/lang/zh-Hant/ai-chat.ts
+++ b/ui/src/locales/lang/zh-Hant/ai-chat.ts
@@ -61,6 +61,9 @@ export default {
     limitMessage2: '個文件',
     sizeLimit: '單個文件大小不能超過',
     imageMessage: '請解析圖片內容',
+    documentMessage: '請理解檔案內容',
+    audioMessage: '請理解視頻內容',
+    otherMessage: '請理解檔案內容',
     errorMessage: '上傳失敗'
   },
   executionDetails: {