fix: use string fields instead of JSON blob for HuggingFace commit API

functions/utils/huggingfaceAPI.js

@@ -109,22 +109,19 @@ export class HuggingFaceAPI {
             console.log('Commit URL:', commitUrl);
 
             // 构建 multipart form data
-            // HuggingFace commit API 格式参考: https://huggingface.co/docs/huggingface.js
+            // HuggingFace commit API 需要特定格式
             const formData = new FormData();
             
-            // header 必须是 JSON blob，包含 summary
-            const header = {
-                summary: commitMessage,
-                description: ''
-            };
-            formData.append('header', new Blob([JSON.stringify(header)], { type: 'application/json' }));
+            // 直接添加字符串字段
+            formData.append('summary', commitMessage);
+            formData.append('description', '');
             
-            // 添加文件操作描述
-            const operations = [{
+            // 添加文件操作描述 - 作为字符串
+            const operations = JSON.stringify([{
                 key: 'file-0',
                 path: filePath
-            }];
-            formData.append('operations', new Blob([JSON.stringify(operations)], { type: 'application/json' }));
+            }]);
+            formData.append('operations', operations);
             
             // 添加文件，key 必须与 operations 中的 key 匹配
             formData.append('file-0', file, filePath.split('/').pop());