add app init files

apps/overlays/hexm-0001/kustomization.yaml

@@ -0,0 +1,18 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: epcare
+
+resources:
+  - ../../base
+  - secrets.yaml
+
+patches:
+  # Pin all Deployments to the single node of this cluster.
+  # Value must match: kubectl get nodes --show-labels | grep kubernetes.io/hostname
+  - patch: |-
+      - op: replace
+        path: /spec/template/spec/nodeSelector/kubernetes.io~1hostname
+        value: hexm-0001
+    target:
+      kind: Deployment