feat: add helm release workflow

.github/workflows/helm-release.yaml

@@ -0,0 +1,31 @@
+name: Helm Release
+on:
+  push:
+    branches:
+      - main
+  pull_request: #test
+jobs:
+  chart:
+    name: Release Chart
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write # needed to write releases
+    steps:
+      - name: Checkout master
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        with:
+          # Fetch entire history. Required for chart-releaser; see https://github.com/helm/chart-releaser-action/issues/13#issuecomment-602063896
+          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@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Helm Chart Releaser
+        uses: helm/chart-releaser-action@a917fd15b20e8b64b94d9158ad54cd6345335584 # v1.6.0
+        env:
+          CR_SKIP_EXISTING: true
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"