docs: update readme with basic content

README.md

@@ -1 +1,22 @@
 # Kong Helm Charts
+
+This is the official Helm Charts repository for installing Kong on Kubernetes.
+
+## Setup
+
+```bash
+helm repo add kong https://charts.konghq.com
+helm repo update
+helm install kong/kong
+```
+
+## Documentation
+
+The documentation for Kong's Helm Chart is available at
+[here](https://github.com/Kong/charts/blob/master/charts/kong/README.md).
+
+## Seeking help
+
+If you run into an issue, bug or have a question, please reach out to the Kong
+community via [Kong Nation](https://discuss.konghq.com) or open Github
+issues in [this](https://github.com/kong/charts/issues) repository.