add chart release workflow

Signed-off-by: Shinya Hayashi <[email protected]>

.cr.yaml

@@ -0,0 +1,4 @@
+# This file is the config file for helm/chart-releaser
+owner: cybozu-go
+git-repo: mantle
+release-name-template: "{{ .Name }}-chart-v{{ .Version }}"

.github/workflows/helm-release.yaml

@@ -0,0 +1,24 @@
+name: "Release Charts"
+
+on: "workflow_dispatch"
+
+jobs:
+ release:
+ runs-on: "ubuntu-latest"
+ steps:
+ - name: "Checkout"
+ uses: actions/checkout@v4
+ with:
+ fetch-depth: 0
+
+ - name: "Configure Git"
+ run: |
+ git config user.name "$GITHUB_ACTOR"
+ git config user.email "[email protected]"
+
+ - name: "Run chart-releaser"
+ uses: helm/[email protected]
+ with:
+ config: ".cr.yaml"
+ env:
+ CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"