feat: add release-it

mentioned in merge request uis/devops/experiments/tb844-testing/webapp!13 (closed)

mentioned in merge request uis/devops/iam/activate-account/api!55 (closed)

mentioned in merge request uis/devops/experiments/tb844-testing/webapp!16 (closed)

mentioned in merge request uis/devops/continuous-delivery/ci-templates!137 (merged)

mentioned in merge request uis/devops/experiments/tb844-testing/webapp!18

mentioned in merge request uis/devops/iam/activate-account/api!164

mentioned in merge request uis/devops/iam/activate-account/api!165

mentioned in merge request uis/devops/experiments/tb844-testing/webapp!28