feat: add helm-repo release ci (with usage of github-pages as helm repo)

Change-Id: 3dde8c5cac91543dc97bd38918de00e7af35d7a7
Signed-off-by: genofire <geno+dev@fireorbit.de>

.github/workflows/helm-release.yml

@@ -0,0 +1,38 @@
+name: Release Charts
+
+on:
+  push:
+    branches:
+      - main
+      # legacy support
+      - master
+
+jobs:
+  release:
+    # depending on default permission settings for your org (contents being read-only or read-write for workloads), you will have to add permissions
+    # see: https://docs.github.com/en/actions/security-guides/automatic-token-authentication#modifying-the-permissions-for-the-github_token
+    permissions:
+      contents: write
+    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@v3
+        with:
+          version: v3.12.1
+
+      - name: Run chart-releaser
+        uses: helm/chart-releaser-action@v1.5.0
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        with:
+          charts_dir: "kubernetes/helm"

kubernetes/helm/README.md

@@ -34,9 +34,10 @@ How to test this specific setup:
 
         image:
           tag: "latest"
+          pullPolicy: Always
       ```
 
-      Important notes: 
+      Important notes:
       1. If you have multiple host and aliases setup set aliasgroups in my_values.yaml
           ```yaml
           collabora:
@@ -53,7 +54,8 @@ How to test this specific setup:
   5. Install helm-chart using below command (with a new namespace collabora)
 
       ```bash
-      helm install --create-namespace --namespace collabora collabora-online ./kubernetes/helm/collabora-online/ -f my_values.yaml
+      helm repo add collabora https://genofire.github.io/collaboraonline-helm/
+      helm install --create-namespace --namespace collabora collabora-online collabora/collabora-online -f my_values.yaml
       ```
 
   6. Finally spin the collabora-online in kubernetes
@@ -136,7 +138,7 @@ How to test this specific setup:
 
 * To uninstall the helm chart
   ```bash
-  helm uninstall collabora-online -n collabora
+  helm uninstall --namespace collabora collabora-online
   ```
 
 ## Notes: