[cherry-pick] Generate README.md using templates (#254) (#256)

/cherry-pick

Signed-off-by: Tamal Saha <tamal@appscode.com>

Co-authored-by: Tamal Saha <tamal@appscode.com>

README.md

@@ -15,7 +15,7 @@ Install MySQL 8.0.14 backup or restore plugin for Stash as below.
 ```console
 helm repo add appscode https://charts.appscode.com/stable/
 helm repo update
-helm install appscode/stash-mysql --name=stash-mysql-8.0.14 --version=8.0.14
+helm install stash-mysql-8.0.14 appscode/stash-mysql --version=8.0.14 --namespace=kube-system
 ```
 
 To install catalog for all supported MySQL versions, please visit [here](https://github.com/stashed/catalog).
@@ -25,7 +25,7 @@ To install catalog for all supported MySQL versions, please visit [here](https:/
 Uninstall MySQL 8.0.14 backup or restore plugin for Stash as below.
 
 ```console
-helm delete stash-mysql-8.0.14
+helm uninstall stash-mysql-8.0.14 --namespace=kube-system
 ```
 
 ## Support

hack/templates/readme.txt

@@ -0,0 +1,41 @@
+[![Go Report Card](https://goreportcard.com/badge/stash.appscode.dev/mysql)](https://goreportcard.com/report/stash.appscode.dev/mysql)
+![CI](https://github.com/stashed/mysql/workflows/CI/badge.svg)
+[![Docker Pulls](https://img.shields.io/docker/pulls/stashed/stash-mysql.svg)](https://hub.docker.com/r/stashed/stash-mysql/)
+[![Slack](https://slack.appscode.com/badge.svg)](https://slack.appscode.com)
+[![Twitter](https://img.shields.io/twitter/follow/kubestash.svg?style=social&logo=twitter&label=Follow)](https://twitter.com/intent/follow?screen_name=KubeStash)
+
+{{ $v := semver .version -}}
+
+# MySQL
+
+MySQL backup and restore plugin for [Stash by AppsCode](https://stash.run).
+
+## Install
+
+Install MySQL {{ $v.Major }}.{{ $v.Minor }}.{{ $v.Patch }} backup or restore plugin for Stash as below.
+
+```console
+helm repo add appscode https://charts.appscode.com/stable/
+helm repo update
+helm install stash-mysql-{{ .version }} appscode/stash-mysql --version={{ .version }} --namespace=kube-system
+```
+
+To install catalog for all supported MySQL versions, please visit [here](https://github.com/stashed/catalog).
+
+## Uninstall
+
+Uninstall MySQL {{ $v.Major }}.{{ $v.Minor }}.{{ $v.Patch }} backup or restore plugin for Stash as below.
+
+```console
+helm uninstall stash-mysql-{{ .version }} --namespace=kube-system
+```
+
+## Support
+
+To speak with us, please leave a message on [our website](https://appscode.com/contact/).
+
+To join public discussions with the Stash community, join us in the [AppsCode Slack team](https://appscode.slack.com/messages/C8NCX6N23/details/) channel `#stash`. To sign up, use our [Slack inviter](https://slack.appscode.com/).
+
+To receive product annoucements, follow us on [Twitter](https://twitter.com/KubeStash).
+
+If you have found a bug with Stash or want to request new features, please [file an issue](https://github.com/stashed/project/issues/new).