Merge pull request 'feature/org-chart-tab-separation' (#568) from feature/org-chart-tab-separation into dev

Reviewed-on: baron/baron-sso#568

backend/internal/handler/auth_handler.go

@@ -3784,6 +3784,13 @@ func extractFirstString(data map[string]interface{}, keys ...string) string {
 			if str, ok := val.(string); ok && str != "" {
 				return str
 			}
+			// Handle numeric types by converting to string
+			if num, ok := val.(float64); ok {
+				return fmt.Sprint(num)
+			}
+			if num, ok := val.(int); ok {
+				return fmt.Sprint(num)
+			}
 		}
 	}
 	return ""