Adds healthy check to model

routes/route_model_test.go

@@ -34,6 +34,10 @@ func (ms *multiStore) SelectActionsByPlanID(plan *models.Plan) ([]*models.Action
 	return ms.actions, nil
 }
 
+func (ms *multiStore) ConnectionLive() error {
+	return nil
+}
+
 func getEmptyModel() *models.Model {
 	ss := &multiStore{
 		[]*models.Action{},
@@ -75,6 +79,10 @@ func (e *errorStore) SelectActionsByPlanID(plan *models.Plan) ([]*models.Action,
 	return nil, e.error
 }
 
+func (e *errorStore) ConnectionLive() error {
+	return e.error
+}
+
 type errorStore struct {
 	error error
 }