zot: helm chart and app cue configuration

Zot OCI registry: https://zotregistry.dev/

Change-Id: I40ec7383cdc6450613deae862d92d25cc647c892
diff --git a/charts/zot/unittests/__snapshot__/ingress_test.yaml.snap b/charts/zot/unittests/__snapshot__/ingress_test.yaml.snap
new file mode 100644
index 0000000..115a740
--- /dev/null
+++ b/charts/zot/unittests/__snapshot__/ingress_test.yaml.snap
@@ -0,0 +1,29 @@
+should match snapshot of default values:
+  1: |
+    apiVersion: networking.k8s.io/v1
+    kind: Ingress
+    metadata:
+      annotations:
+        kubernetes.io/ingress.class: nginx
+        kubernetes.io/tls-acme: "true"
+      labels:
+        app: zot
+        release: RELEASE-NAME
+      name: RELEASE-NAME-zot
+    spec:
+      ingressClassName: nginx-test
+      rules:
+        - host: chart-example.local
+          http:
+            paths:
+              - backend:
+                  service:
+                    name: RELEASE-NAME-zot
+                    port:
+                      number: 5000
+                path: /
+                pathType: ImplementationSpecific
+      tls:
+        - hosts:
+            - chart-example.local
+          secretName: chart-example-tls