feat: update vfx

scripts/managers/user_profile_manager.gd

@@ -491,6 +491,12 @@ func submit_to_leaderboard() -> void:
 
 func get_display_name(fallback: String = "Guest") -> String:
 	if not is_profile_loaded:
+		# Profile storage (inventory/stats/fragments) may still be loading, but
+		# AuthManager.current_user is populated before auth_completed fires, so the
+		# real name is already available — prefer it over the guest fallback to
+		# avoid a logged-in host being registered as "Guest" when acting quickly.
+		if AuthManager.current_user.has("display_name"):
+			return AuthManager.current_user["display_name"]
 		return fallback
 	return profile.get("display_name", fallback)