[helm] Readme (#1033)

Signed-off-by: dd di cesare <[email protected]>

charts/kuadrant-operator/README.md

@@ -0,0 +1,62 @@
+# Kuadrant Operator
+
+This is the Helm Chart to install the official Kuadrant Kubernetes Operator
+
+## Installation
+
+### Prerequisites
+- [Gateway API](https://gateway-api.sigs.k8s.io/)
+- A Gateway Provider (I.E: [Istio](https://istio.io/latest/docs/ambient/install/helm/),
+[Envoy](https://www.envoyproxy.io/docs/envoy/latest/start/start))
+
+### Install Gateway API and Gateway Provider
+
+1. Install Kubernetes Gateway API:
+
+```sh
+kubectl apply -f https://github.com/kubernetes-sigs/gateway-api/releases/download/v1.1.0/standard-install.yaml
+```
+
+2. Install a Gateway Controller, i.e: Istio:
+
+```sh
+helm install sail-operator \
+		--create-namespace \
+		--namespace istio-system \
+		--wait \
+		--timeout=300s \
+		https://github.com/istio-ecosystem/sail-operator/releases/download/0.1.0/sail-operator-0.1.0.tgz
+
+kubectl apply -f -<<EOF
+apiVersion: sailoperator.io/v1alpha1
+kind: Istio
+metadata:
+  name: default
+spec:
+  # Supported values for sail-operator v0.1.0 are [v1.22.4,v1.23.0]
+  version: v1.23.0
+  namespace: istio-system
+  # Disable autoscaling to reduce dev resources
+  values:
+    pilot:
+      autoscaleEnabled: false
+EOF
+```
+
+### Install Kuadrant
+
+```sh
+helm repo add kuadrant https://kuadrant.io/helm-charts/ --force-update
+helm install \
+ kuadrant-operator kuadrant/kuadrant-operator \
+ --create-namespace \
+ --namespace kuadrant-system
+```
+
+### Parameters
+
+At the moment, there's no configuration parameters exposed.
+
+## Usage
+
+Read the documentation and user guides in [Kuadrant.io](https://docs.kuadrant.io).