backend: add mission interface method

pkg/validator_controller/operations.go

@@ -19,6 +19,18 @@ func NewOperationsController(
 	}
 }
 
+func (svc *Operations) Success(ctx context.Context, params *validator.OperationSuccessRequest) (*validator.NullResponse, error) {
+	success_params := service.NewOperationCompleteParams(
+		params.Path,
+	)
+	err := svc.inner.CompleteOperation(ctx, int32(params.OperationID), success_params)
+	if err != nil {
+		return nil, err
+	}
+
+	return &validator.NullResponse{}, nil
+}
+
 // ActionOperationFailed implements actionOperationFailed operation.
 //
 // Fail the specified OperationID with a StatusMessage.