Fix: Rename master to main before push

student/github_manager.py

@@ -154,6 +154,12 @@ class GitHubManager:
             commit = repo.index.commit("Initial commit: Generated application")
             commit_sha = commit.hexsha
 
+            # Rename master to main if needed
+            try:
+                repo.git.branch("-M", "main")
+            except Exception:
+                pass  # Already on main or error, continue
+
             # Add remote
             remote_url = f"https://{settings.github_token}@github.com/{settings.github_username}/{repo_name}.git"
             try: