add cr workflow

.github/workflows/helm.yml

@@ -0,0 +1,27 @@
+name: Release Helm chart
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  helm:
+    name: Helm
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
+        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: Run chart-releaser
+        uses: helm/chart-releaser-action@v1.5.0
+        env:
+            CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"