feat(helm): Create release actions

Author: m8rmclaren

.github/workflows/release.yml

@@ -0,0 +1,43 @@
+name: helm_release
+on:
+  pull_request:
+    branches:
+      - 'v*'
+    types:
+      - closed
+jobs:
+  helm:
+    runs-on: ubuntu-latest
+    if: github.event.pull_request.merged == true
+    steps:
+      - name: Extract Version Tag
+        id: extract_version
+        run: /bin/bash -c 'echo ::set-output name=VERSION::$(echo ${GITHUB_REF##*/} | cut -c2-)'
+
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      # Change version and appVersion in Chart.yaml to the tag in the closed PR
+      - name: Update Helm App/Chart Version
+        shell: bash
+        run: |
+          sed -i "s/^version: .*/version: ${{ steps.extract_version.outputs.VERSION }}/g" deploy/charts/ejbca-cert-manager-issuer/Chart.yaml
+          sed -i "s/^appVersion: .*/appVersion: \"${{ steps.extract_version.outputs.VERSION }}\"/g" deploy/charts/ejbca-cert-manager-issuer/Chart.yaml
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+
+      - name: Install Helm
+        uses: azure/setup-helm@v3
+
+      - name: Run chart-releaser
+        uses: helm/[email protected]
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        with:
+          pages_branch: gh-pages
+          charts_dir: deploy/charts
+          mark_as_latest: true
+          packages_with_index: true