Setup a Github Action to release chart

.github/workflows/release.yaml

@@ -0,0 +1,34 @@
+name: Release 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"
+
+      # See https://github.com/helm/chart-releaser-action/issues/6
+      - name: Install Helm
+        run: |
+          curl -fsSLo get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
+          chmod 700 get_helm.sh
+          ./get_helm.sh
+
+      - name: Run chart-releaser
+        uses: helm/chart-releaser-action@v1.0.0
+        with:
+          charts_dir: .
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"