DC Bar infrastructure

Platform

The Kubernetes estate: how it was built, how the two sites relate, and how to put an application into it.

prod-k8s Build Runbook

How the HQ cluster was built, from bare Ubuntu to a working three-master control plane with Longhorn and MetalLB.

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prod-k8s Two-Site Design

How the HQ and AWS sites fit together: what runs where, what replicates, and which single points of failure remain.

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Deploying a New Application

The full path from a repository to a working production URL — ten stages, and which check actually proves each one.

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Argo CD Webhook Runbook

Making Argo CD respond to pushes in seconds instead of waiting out its three-minute poll.

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