Added functions to send and see proof before valid participation from random challenge

src/app/services/api/model/get-user-group-dto.ts

@@ -1,7 +1,7 @@
 /**
  * BeReadyBackend
  *
- *
+ * 
  *
  * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
  * https://openapi-generator.tech
@@ -9,7 +9,7 @@
  */
 
 
-export interface GetUserGroupDto {
+export interface GetUserGroupDto { 
     id?: number;
     username?: string | null;
     grade?: string | null;