added some readme around what Schema CRD does.

Author: sionsmith

README.yaml

@@ -42,6 +42,7 @@ examples: |-
     * [Monitoring Kakfa CFK with JMX Prometheus and Grafana](https://github.com/osodevops/confluent-kubernetes-playground/tree/main/stable/grafana-prometheus)
     * [User provided mTLS for Kafka in CFK](https://github.com/osodevops/confluent-kubernetes-playground/tree/main/stable/external-mtls)
     * [Vault enabled secrets store for Kafka](https://github.com/osodevops/confluent-kubernetes-playground/tree/main/stable/vault-key-value)
+    * [Confluent Schema CRD to declaratively create, read, and delete schemas](https://github.com/osodevops/confluent-kubernetes-playground/tree/main/stable/schema)
 
   ### Broken / WIP Deployments
     * [Vault PKI integration with dynamic SSL](https://github.com/osodevops/confluent-kubernetes-playground/tree/main/broken/pki-vault--waiting-for-kafka-2.7)

stable/schema/README.md

@@ -0,0 +1,63 @@
+# Schema CRD Deployment
+A working example of the new Schema CRD, you can declaratively create, read, and delete schemas as Schema custom resources (CRs) in Kubernetes.
+
+The example uses an Avro schema which is loaded into a ConfigMap and referenced in the Schema CRD. 
+
+## Features
+
+| Feature         | Enabled | Note   |
+|:----------------|:-------:|-------:|
+| Kafka/Zookeeper |    ✅    |        |
+| Control Center  |    ✅    |        |
+| Connect         |    ❌    |        |
+| Schema Registry |    ✅    |        |
+| KSQL            |    ❌    |        |
+| TLS Encryption  |    ❌    |        |
+| Authentication  |    ❌    |        |
+
+
+### Output
+CRD sample:
+```shell
+apiVersion: platform.confluent.io/v1beta1
+kind: Schema
+metadata:
+  annotations:
+    kubectl.kubernetes.io/last-applied-configuration: |
+      {"apiVersion":"platform.confluent.io/v1beta1","kind":"Schema","metadata":{"annotations":{},"name":"customer-schema","namespace":"sandbox"},"spec":{"data":{"configRef":"oso-schema-config","format":"avro"}}}
+    platform.confluent.io/config-revision-hash: 9kg4kgmch4
+  creationTimestamp: "2022-05-03T16:48:42Z"
+  finalizers:
+  - schema.finalizers.platform.confluent.io
+  generation: 1
+  name: customer-schema
+  namespace: sandbox
+  ownerReferences:
+  - apiVersion: platform.confluent.io/v1beta1
+    blockOwnerDeletion: true
+    controller: true
+    kind: SchemaRegistry
+    name: schemaregistry
+    uid: a7714a0e-6e5d-4950-b3b0-8b5f427a78f7
+  resourceVersion: "6627"
+  uid: 2ccb3eb6-1581-4710-9ab4-834f6ffc1419
+spec:
+  data:
+    configRef: oso-schema-config
+    format: avro
+status:
+  conditions:
+  - lastProbeTime: "2022-05-03T16:48:42Z"
+    lastTransitionTime: "2022-05-03T16:48:42Z"
+    message: Schema version create successful
+    reason: successfully created schema version 1
+    status: "False"
+    type: platform.confluent.io/failed-create-version
+  format: avro
+  id: 3
+  schemaRegistryEndpoint: https://schemaregistry.sandbox.svc.cluster.local:8081
+  schemaRegistryTLS: true
+  state: SUCCEEDED
+  subject: customer-schema
+  version: 1
+```