update serializer and fix list on frontend

4 jobs for improve-source in 2 minutes and 32 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Build
passed build-backend #125841
k8s

00:02:25

passed build-frontend #125842
k8s

00:02:01

 
  Test
failed test-backend #126425

00:00:06

failed test-backend #125843

00:00:12

 
Name Stage Failure
failed
test-backend Test There has been a runner system failure, please try again
Using Kubernetes namespace: gitlab-ci
WARNING: Pulling GitLab Runner helper image from Docker Hub. Helper image is migrating to registry.gitlab.com, for more information see https://docs.gitlab.com/runner/configuration/advanced-configuration.html#migrating-helper-image-to-registrygitlabcom
Using Kubernetes executor with image $CI_REGISTRY_IMAGE/backend:${CI_COMMIT_REF_NAME} ...
Preparing environment
Waiting for pod gitlab-ci/runner-6tgpszzc-project-2232-concurrent-0pmdjj to be running, status is Pending
Waiting for pod gitlab-ci/runner-6tgpszzc-project-2232-concurrent-0pmdjj to be running, status is Pending
ContainersNotReady: "containers with unready status: [build helper svc-0 svc-1 svc-2]"
ContainersNotReady: "containers with unready status: [build helper svc-0 svc-1 svc-2]"
ERROR: Job failed (system failure): prepare environment: image pull failed: Back-off pulling image "registry-gitlab.pasteur.fr/metagenomics/metagenedb/backend:improve-source". Check https://docs.gitlab.com/runner/shells/index.html#shell-profile-loading for more information