feat(stream): add streaming endpoint and indicator

src/main/java/com/ddf/vodsystem/services/UserService.java

@@ -28,7 +28,6 @@ public class UserService {
     private final UserRepository userRepository;
     private final JwtService jwtService;
 
-
     public UserService(UserRepository userRepository,
                        JwtService jwtService,
                        @Value("${google.client.id}") String googleClientId) {