fix repo_id bug

engine.py

@@ -414,29 +414,33 @@ class FunctionGemmaEngine:
         
         try:
             api = HfApi(token=oauth_token)
-            
-            # Create Repo (if needed)
-            print(f"Creating/Checking repo {repo_name}...")
-            repo_url = api.create_repo(
-                repo_id=repo_name, 
-                exist_ok=True
-            )
+
+            # Get the authenticated user's username
+            user_info = api.whoami()
+            username = user_info['name']
+        
+            # Construct the full repo ID
+            repo_id = f"{username}/{repo_name}"
+            print(f"Preparing to upload to: {repo_id}")
+
+            # Create the repo (safe if it already exists)
+            api.create_repo(repo_id=repo_id, exist_ok=True)
             
             # Upload
-            print(f"Uploading to {repo_url.repo_id}...")
-            api.upload_folder(
+            print(f"Uploading to {repo_id}...")
+            repo_url = api.upload_folder(
                 folder_path=str(self.output_dir),
-                repo_id=repo_url.repo_id,
+                repo_id=repo_id,
                 repo_type="model"
             )
 
             info = model_info(
-                repo_id=repo_name,
+                repo_id=repo_id,
                 token=oauth_token
             )
             tags = info.card_data.tags
             tags.append("functiongemma-tuning-lab")
-            metadata_update(repo_url.repo_id, {"tags": tags}, overwrite=True, token=oauth_token)
+            metadata_update(repo_id, {"tags": tags}, overwrite=True, token=oauth_token)
 
             return f"✅ Success! Model uploaded to: {repo_url}"
         except Exception as e: