[helm] Adding chart docs

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

charts/limitador-operator/README.md

@@ -0,0 +1,21 @@
+# Limitador Operator
+
+This is the Helm Chart to install the official Limitador Kubernetes Operator
+
+## Installation
+
+```sh
+helm repo add kuadrant https://kuadrant.io/helm-charts/ --force-update
+helm install \
+ limitador-operator kuadrant/limitador-operator \
+ --create-namespace \
+ --namespace limitador-system
+```
+
+### Parameters
+
+**Coming soon!** At the moment, there's no configuration parameters exposed.
+
+## Usage
+
+Read the documentation and user guides in the [Getting Started guide](https://github.com/Kuadrant/limitador/?tab=readme-ov-file#getting-started).