🔧 Migrating from Community ingress-nginx to F5 NGINX Ingress Controller Across 3 AKS Clusters

Earlier this month I migrated three production AKS clusters off the community ingress-nginx controller and onto the F5 NGINX Ingress Controller OSS (v2.5.1). The three workloads were a compliance API service, a real-time WebSocket trading server, and a charting frontend. Same controller name, completely different internals — and enough sharp edges...