Create release.yml gh action

For triggering helm chart release to gh pages

Author: teeohhem

.github/workflows/release.yml

@@ -0,0 +1,22 @@
+name: Release Helm Charts
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Configure Git user
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+      - name: Run chart-releaser job
+        uses: helm/[email protected]
+        env:
+          CR_TOKEN: "${{ secrets.GHA_TOKEN }}"