Refactor kafka to pure Go (franz-go), fix DBC stubs, update Dockerfile

deploy/overlays/development/services/gateway/deployment.yaml

@@ -0,0 +1,62 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: gateway
+  namespace: cloud-services
+  labels:
+    app: gateway
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: gateway
+  template:
+    metadata:
+      labels:
+        app: gateway
+    spec:
+      containers:
+        - name: gateway
+          image: localhost:32000/gateway:latest
+          imagePullPolicy: Always
+          ports:
+            - containerPort: 8077
+              name: http
+            - containerPort: 11011
+              name: health
+          envFrom:
+            - configMapRef:
+                name: cloud-common-config
+            - secretRef:
+                name: cloud-db-credentials
+          resources:
+            requests:
+              cpu: 100m
+              memory: 128Mi
+            limits:
+              memory: 256Mi
+          livenessProbe:
+            httpGet:
+              path: /liveness
+              port: 11011
+            initialDelaySeconds: 10
+            periodSeconds: 30
+          readinessProbe:
+            httpGet:
+              path: /readiness
+              port: 11011
+            initialDelaySeconds: 5
+            periodSeconds: 10
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: gateway
+  namespace: cloud-services
+spec:
+  selector:
+    app: gateway
+  ports:
+    - port: 8077
+      targetPort: 8077
+      name: http

deploy/overlays/development/services/gateway/kustomization.yaml

@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - deployment.yaml