FIREBREAK: test calico to cilium migration with zero downtime

[jaskaransarkaria]

Background

cilium looks promising https://github.com/ministryofjustice/cloud-platform/issues/5638

for it to be a real candidate, test migrating from calico to cilum with zero downtime. https://docs.cilium.io/en/latest/installation/k8s-install-migration/

Questions / Assumptions

Definition of done

• [ ] Firebreak finding documented appropriately
• [ ] Demo completed
• [ ] Decision made on whether to progress Firebreak work
• [ ] Does next steps require User Research?
• [ ] Firebreak next step Issues created
• [ ] New Issues referenced in this story before closure

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[github-actions[bot]]

This issue was closed because it has been stalled for 7 days with no activity.