Add github action to release helm charts

Signed-off-by: Yonatan Kahana <yonatankahana.il@gmail.com>

.github/workflows/helm-chart-release.yml

@@ -0,0 +1,30 @@
+name: Release Helm Charts
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
+
+      - name: Install Helm
+        uses: azure/setup-helm@v1
+        with:
+          version: v3.4.0
+
+      - name: Run chart-releaser
+        uses: helm/chart-releaser-action@v1.1.0
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

README.md

@@ -21,14 +21,13 @@ To note again, you must _already_ have an NFS Server.
 
 ### With Helm
 
-Follow the instructions from the helm chart [README](deploy/helm/README.md).
+Follow the instructions from the helm chart [README](charts/nfs-subdir-external-provisioner/README.md).
 
 The tl;dr is
 
 ```console
-$ git clone https://github.com/kubernetes-sigs/nfs-subdir-external-provisioner.git
-$ cd nfs-subdir-external-provisioner/deploy/helm/
-$ helm install nfs-subdir-external-provisioner . \
+$ helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/
+$ helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner \
     --set nfs.server=x.x.x.x \
     --set nfs.path=/exported/path
 ```

charts/nfs-subdir-external-provisioner/README.md

@@ -5,9 +5,8 @@ The [NFS subdir external provisioner](https://github.com/kubernetes-sigs/nfs-sub
 ## TL;DR;
 
 ```console
-$ git clone https://github.com/kubernetes-sigs/nfs-subdir-external-provisioner.git
-$ cd nfs-subdir-external-provisioner/deploy/helm/
-$ helm install nfs-subdir-external-provisioner . \
+$ helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/
+$ helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner \
     --set nfs.server=x.x.x.x \
     --set nfs.path=/exported/path
 ```
@@ -28,9 +27,9 @@ This charts installs custom [storage class](https://kubernetes.io/docs/concepts/
 To install the chart with the release name `my-release`:
 
 ```console
-$ helm install my-release . \
+$ helm install my-release nfs-subdir-external-provisioner/nfs-subdir-external-provisioner \
     --set nfs.server=x.x.x.x \
-    --set nfs.path=/exported/path```
+    --set nfs.path=/exported/path
 ```
 
 The command deploys the given storage class in the default configuration. It can be used afterswards to provision persistent volumes. The [configuration](#configuration) section lists the parameters that can be configured during installation.