Add guide for converting Helm charts to Wild-Cloud Kustomize definitions

docs/guides/converting-helm-charts.md

@@ -0,0 +1,17 @@
+# Converting Helm Charts to Wild-Cloud Kustomize definitions
+
+_(This guide is a work in progress)_
+
+```bash
+helm fetch --untar --untardir charts nginx-stable/nginx-ingress
+helm template --output-dir base --namespace ingress --values values.yaml ingress-controller charts/nginx-ingress
+cat <<EOF > base/nginx-ingress/namespace.yaml
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: ingress
+EOF
+cd base/nginx-ingress
+kustomize create --autodetect
+kubectl apply -k base/nginx-ingress
+```