Argo CD 3.4 Deep Dive — Cluster-Scoped Pause Reconciliation, Helm Value Globs, App List Filters, and Helm 3.19 Kubernetes-Version Label Migration In early May 2026, the Argo Project cut Argo CD 3.4 GA. On the surface, it reads like "one more minor release," but the changes inside genuinely move the operational SLO of large multi-tenant GitOps platforms. Three threads stand out: (1) a cluster-scoped Pause Reconciliation annotation that lets SREs isolate a single cluster from GitOps enforcement during a Sev-1 incident, (2) Helm Value Globs that allow wildcards such as values-*.yaml or envs/prod/**/*.yaml directly in valueFiles , and (3) Application List UI filters built on annotations and operation status.…