mysql: Add k8s first example

mysql/k8s/05_phpmyadmin_deployment.yaml

@@ -0,0 +1,38 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: mysql-phpmyadmin-deployment
+  labels:
+    app: mysql-phpmyadmin
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: mysql-phpmyadmin
+  template:
+    metadata:
+      labels:
+        app: mysql-phpmyadmin
+    spec:
+      containers:
+      - name: phpmyadmin
+        image: phpmyadmin:5.2
+        resources:
+          limits:
+            memory: "256Mi"
+            cpu: "1000m"
+        ports:
+        - containerPort: 80
+        env:
+        - name: PMA_HOST
+          valueFrom:
+            configMapKeyRef:
+              name: mysql-configmap
+              key: mysql-server
+        - name: PMA_USER
+          value: root
+        - name: PMA_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: mysql-secret
+              key: mysql-root-password