K8s yaml (#254)

* wjluo add k8s-yaml, 20220509

* Update README.md

Co-authored-by: ccoe <ccoe@wjluodeMacBook-Pro.local>

playground/deploy-k8s/mysql-service.yaml

@@ -0,0 +1,19 @@
+apiVersion: v1
+kind: Service
+metadata:
+  annotations:
+    kompose.cmd: kompose convert
+    kompose.version: 1.26.1 (a9d05d509)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: mysql
+  name: mysql
+spec:
+  ports:
+    - name: "3306"
+      port: 3306
+      targetPort: 3306
+  selector:
+    io.kompose.service: mysql
+status:
+  loadBalancer: {}