fix: configure git email and name

app.py

@@ -128,7 +128,7 @@ def add_certified_user(hf_username, first_name, last_name, certificate_type):
     Add the certified user to the dataset and include their certificate PDF.
     """
     print("ADD CERTIFIED USER")
-    repo = Repository(local_dir="data", clone_from=DATASET_REPO_URL)
+    repo = Repository(local_dir="data", clone_from=DATASET_REPO_URL, git_user="wseo", git_email="wonhseo.v@gmail.com")
     repo.git_pull()
 
     csv_full_path = os.path.join("data", CERTIFIED_USERS_FILENAME)