feat(blog): Add VPA for blog

apps/k8s01/blog/vpa.yaml

+apiVersion: autoscaling.k8s.io/v1
+kind: VerticalPodAutoscaler
+metadata:
+  name: blog
+spec:
+  targetRef:
+    apiVersion: "apps/v1"
+    kind:       Deployment
+    name:       blog
+  updatePolicy:
+    updateMode: "Auto"
+  resourcePolicy:
+    containerPolicies:
+      - containerName: '*'
+        minAllowed:
+          cpu: 10m
+          memory: 50Mi
+        maxAllowed:
+          cpu: 1
+          memory: 1Gi
+        controlledResources: ["cpu", "memory"]
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