Publish to GHCR registry

.github/workflows/release.yaml

@@ -9,6 +9,7 @@ on:
 
 permissions:
   contents: write
+  packages: write
 
 jobs:
   release:
@@ -24,10 +25,17 @@ jobs:
           git config user.name "$GITHUB_ACTOR"
           git config user.email "[email protected]"
 
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Install Helm
         uses: azure/setup-helm@v4
         with:
-          version: v3.12.0
+          version: v3.16.0
 
       - name: Retrieve version from Chart.yaml
         id: chart_version
@@ -84,6 +92,15 @@ jobs:
         env:
           CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
 
+      - name: Push Chart to GHCR
+        run: |
+          for pkg in .cr-release-packages/*; do
+            if [ -z "${pkg:-}" ]; then
+              break
+            fi
+            helm push "${pkg}" oci://ghcr.io/${GITHUB_REPOSITORY_OWNER}/helm-charts
+          done
+
       - name: Retrieve release info
         id: release_info
         if: steps.chart_releaser.outputs.changed_charts != ''