Switch to publishing helm charts with OCI (#51)

Author: phillebaba

.github/workflows/publish.yaml renamed to .github/workflows/release.yaml

@@ -1,4 +1,4 @@
-name: publish
+name: release
 on:
   release:
     types: [published]
@@ -10,16 +10,18 @@ jobs:
     steps:
       - name: Clone repo
         uses: actions/checkout@v2
+      - name: Install Helm
+        uses: azure/setup-helm@v1
       - name: Get GitHub Tag
         id: get_tag
         run: |
           echo "::set-output name=tag::${GITHUB_REF#refs/tags/}"
       - name: Publish Helm charts
-        uses: stefanprodan/helm-gh-pages@master
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          chart_version: ${{ steps.get_tag.outputs.tag }}
-          app_version: ${{ steps.get_tag.outputs.tag }}
+        run: |
+          cd charts
+          helm registry login -u ${{ github.repository_owner }} -p ${{ secrets.GITHUB_TOKEN }} ghcr.io
+          helm package --app-version ${{ steps.get_tag.outputs.tag }} --version ${{ steps.get_tag.outputs.tag }} git-auth-proxy
+          helm push git-auth-proxy-${{ steps.get_tag.outputs.tag }}.tgz oci://ghcr.io/xenitab/helm-charts
   image:
     runs-on: ubuntu-latest
     steps:
@@ -54,7 +56,7 @@ jobs:
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
-          password: ${{ secrets.CR_PAT }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push container (multi arch)
         uses: docker/build-push-action@v2
         with:

README.md

@@ -82,8 +82,8 @@ configuration file. Note that the project field is not required when using GitHu
 Add the Helm repository and install the chart, be sure to set the config content.
 
 ```shell
-helm repo add https://xenitab.github.io/git-auth-proxy/
-helm install git-auth-proxy --set config=<config-json>
+kubectl create namespace git-auth-proxy
+helm upgrade --install --version <version> git-auth-proxy oci://ghcr.io/xenitab/helm-charts/git-auth-proxy
 ```
 
 There should now be a `git-auth-proxy` Deployment and Service in the cluster, ready to proxy traffic.