Completed upto lesson 30

lab/lesson-29-answer.yaml

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+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: test-network-policy
+  namespace: storefront
+spec:
+  podSelector:
+    matchLabels:
+      app: frontend
+  policyTypes:
+  - Egress
+  egress:
+  - to:
+    - namespaceSelector:
+        matchLabels:
+          kubernetes.io/metadata.name: payments-mesh
+      podSelector:
+        matchLabels:
+          app: payments-api
+    ports:
+    - protocol: TCP
+      port: 8080
+  - to:
+    - namespaceSelector:
+        matchLabels:
+          kubernetes.io/metadata.name: kube-system
+      podSelector:
+        matchLabels:
+          k8s-app: kube-dns
+    ports:
+    - port: 53
+      protocol: TCP
+    - port: 53
+      protocol: UDP
+