infra/terraform: add k8s module file for my portfolio

- added k8s module file for my portfolio manifest

kubernetes/my-portfolio/portfolioManifest.yaml

@@ -2,6 +2,7 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: portfolio-app
+  namespace: my-portfolio
   labels:
     app: portfolio-app
 spec:
@@ -15,7 +16,7 @@ spec:
         app: portfolio-app
     spec:
       imagePullSecrets:
-        - name: my-registry-secret
+        - name: docker-registry-credentials
       containers:
         - name: portfolio-app
           image: "${DOCKER_REGISTRY_HOST}/taqi/portfolio/my-portfolio-app:latest"
@@ -29,6 +30,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: portfolio-app-svc
+  namespace: my-portfolio
 spec:
   type: ClusterIP
   ports:
@@ -42,6 +44,7 @@ apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: portfolio
+  namespace: my-portfolio
   annotations:
     traefik.ingress.kubernetes.io/router.entrypoints: websecure
     cert-manager.io/cluster-issuer: "acme-issuer"