add init release pipeline

.github/workflows/create-release.yaml

@@ -0,0 +1,38 @@
+name: Init Release
+on:
+  workflow_dispatch:
+    inputs:
+      TARGET_VERSION:
+        description: 'TARGET_VERSION to build manifests (e.g. 2.5.0-rc1) Note: the `v` prefix is not used'
+        required: true
+        type: string
+
+jobs:
+  prepare-release:
+    permissions:
+      contents: write  # for peter-evans/create-pull-request to create branch
+      pull-requests: write  # for peter-evans/create-pull-request to create a PR
+    name: Automatically generate version and manifests on ${{ inputs.TARGET_VERSION }}
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3        
+        with:
+          fetch-depth: 0
+          ref: main
+
+      - name: Check if TARGET_VERSION is well formed.
+        run: |
+          set -xue
+          # Target version must not contain 'v' prefix
+          if echo "${{ inputs.TARGET_VERSION }}" | grep -e '^v'; then
+            echo "::error::Target version '${{ inputs.TARGET_VERSION }}' should not begin with a 'v' prefix, refusing to continue." >&2
+            exit 1
+          fi
+
+      - name: create pull request
+        run: |
+          git checkout -b releases/${{ inputs.TARGET_VERSION }}
+          git push --set-upstream origin releases/${{ inputs.TARGET_VERSION }}
+        env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/push-helm.yaml

@@ -0,0 +1,31 @@
+name: Release Charts
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Replace version
+        run: |
+          cd charts/azure-clientid-syncer-webhook
+          sed -i "s/version:.*/version: ${{ github.ref }}/g" Chart.yaml
+          cat Chart.yaml
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+
+      - name: Run chart-releaser
+        uses: helm/[email protected]
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

charts/azure-clientid-syncer-webhook/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: azure-clientid-syncer-webhook
 description: A Helm chart to install the azure-clientid-syncer webhook
 type: application
-version: 0.0.1
-appVersion: 0.0.1
+version: 0.0.0
+appVersion: 0.0.0
 home: https://github.com/shiftavenue/azure-clientid-syncer
 sources:
   - https://github.com/shiftavenue/azure-clientid-syncer