chore: Additional info about usage and build in README.md

README.md

@@ -4,6 +4,27 @@ This repository contains Helm Charts commonly used and developed at the Cardano
 
 Use at your own risk.
 
+## Usage
+
+[Helm](https://helm.sh) must be installed to use the charts.  Please refer to
+Helm's [documentation](https://helm.sh/docs) to get started.
+
+Once Helm has been set up correctly, add the repo as follows:
+
+`helm repo add cf-helm https://cardano-foundation.github.io/cf-helm-charts`
+
+If you had already added this repo earlier, run `helm repo update` to retrieve
+the latest versions of the packages.  You can then run `helm search repo
+cf-helm` to see the charts.
+
+To install the <chart-name> chart:
+
+    helm install my-<chart-name> cf-helm/<chart-name>
+
+To uninstall the chart:
+
+    helm delete my-<chart-name>
+
 ## Helm Chart Build
 
 This repo is configured following the Helm Chart docs available [here](https://helm.sh/docs/topics/chart_repository/)
@@ -28,3 +49,7 @@ helm repo index charts --url https://cardano-foundation.github.io/cf-helm-charts
 Add new or modified files to git, push changes. 
 
 Congrats, you've deployed a new or updated chart to our repository
+
+### Automated Release
+
+This repo has been configured to automatically release new and updated charts following [this gha](https://helm.sh/docs/howto/chart_releaser_action/)