Add release notes for v0.3.0

Issue [sc-19585]

docs/content/releases/0.3.0.md

@@ -0,0 +1,41 @@
+---
+title: "0.3.0"
+draft: false
+weight: 997
+---
+
+[Crunchy Postgres for Kubernetes]: https://www.crunchydata.com/products/crunchy-postgresql-for-kubernetes
+[`pgo` CLI documentation]: https://access.crunchydata.com/documentation/postgres-operator-client/latest
+[PGO documentation]:       https://access.crunchydata.com/documentation/postgres-operator/latest
+
+[monitoring stack]: https://github.com/CrunchyData/postgres-operator-examples/tree/main/kustomize/monitoring
+[LimitRanges]: https://kubernetes.io/docs/concepts/policy/limit-range/
+[Ingresses]: https://kubernetes.io/docs/concepts/services-networking/ingress/
+
+Crunchy Data announces the release of `pgo`, Postgres Operator Client from Crunchy Data 0.3.0.
+
+Built as a `kubectl` plugin, the `pgo` CLI facilitates the creation and management of PostgreSQL clusters created using [Crunchy Postgres for Kubernetes][].
+For more information about using the CLI and the various commands available, please see the [`pgo` CLI documentation][].
+
+Additionally, please see the [PGO documentation][] for information about
+[getting started](https://access.crunchydata.com/documentation/postgres-operator/latest/quickstart/)
+with Crunchy Postgres for Kubernetes.
+
+## Features
+- The Support Export command now collects [LimitRanges][] from the PostgresCluster's namespace.
+- The Support Export command now collects [Ingresses][] from the PostgresCluster's namespace.
+- The Support Export command now collects running process information for the PostgresCluster's Pods.
+
+## Changes
+
+- The Support Export command now stores a table of Kubernetes Node information and collects Node YAML manifests.
+- The Support Export command now collects Pod logs from the PGO [monitoring stack][]. 
+- The Support Export command now compresses the tar archive with gzip (tar.gz).
+- The Support Export archive now stores the current version of the PGO CLI.
+- The Support Export command now displays archive file size information when run.
+- The logging of the Support Export command has been improved to include more information and the user output has been streamlined.
+
+## Fixes
+
+- Files stored in the Support Export archive now have accurate timestamps.
+- Events from the specified PostgresCluster's namespace are now captured correctly.