Kubernetes

Cheatsheet: base, overlays, patches, configMapGenerator, components.

Cheatsheet: Application CRD, sync policies, AppProject, Argo Rollouts.

Cheatsheet: kube-prometheus-stack, Loki, traces, alerts.

Cheatsheet: pod security admission, network policies, OPA, Falco, kyverno.

Cheatsheet: multi-cluster strategies, ArgoCD ApplicationSets, Cluster API.

Cheatsheet: CNI plugins, pod-to-pod, kube-proxy modes, DNS, dual-stack.

Cheatsheet: Postgres/Redis operators, backups, storage tier, when to use managed.

Cheatsheet: kind, k3d, minikube; loaded images; Tilt/Skaffold workflows.

Cheatsheet: kubectl debug, events, ephemeral containers, common failures.

Cheatsheet: production-ready cluster stack with ArgoCD, monitoring, security.