Add K8s deployment files, restructure to backend/frontend

k8s/backend/service.yaml

@@ -0,0 +1,38 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: todo-backend
+spec:
+  type: ClusterIP
+  selector:
+    app: todo-backend
+  ports:
+  - port: 8080
+    targetPort: 8080
+    protocol: TCP
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: todo-postgres
+spec:
+  type: ClusterIP
+  selector:
+    app: todo-postgres
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: todo-redis
+spec:
+  type: ClusterIP
+  selector:
+    app: todo-redis
+  ports:
+  - port: 6379
+    targetPort: 6379
+    protocol: TCP