fix: step to run chart releaser

from helm/chart-releaser-action#60 (comment)

.github/workflows/helm-release.yml

@@ -19,7 +19,31 @@ jobs:
           git config user.name "$GITHUB_ACTOR"
           git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
 
-      - name: Run chart-releaser
-        uses: helm/chart-releaser-action@v1.5.0
-        env:
-          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Chart releaser
+        run: |
+          # Download chart releaser
+          curl -sSLo cr.tar.gz "https://github.com/helm/chart-releaser/releases/download/v1.2.1/chart-releaser_1.2.1_linux_amd64.tar.gz"
+          tar -xzf cr.tar.gz
+          rm -f cr.tar.gz
+          repo=$(cut -d '/' -f 2 <<< "$GITHUB_REPOSITORY")
+          owner=$(cut -d '/' -f 1 <<< "$GITHUB_REPOSITORY")
+          exists=$(curl -s -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/{{repo_name}}$repo/releases/tags/$repo-${{ steps.fix_tag.outputs.tag }} -w %{http_code} -o /dev/null)
+          if [[ $exists != "200" ]]; then
+            echo "Creating release..."
+            # package chart
+            ./cr package ${{ inputs.chart_path }}/$repo
+            # upload chart to github releases
+            ./cr upload \
+                --owner "$owner" \
+                --git-repo "$repo" \
+                --token "${{ secrets.GITHUB_TOKEN }}"
+            # Update index and push to github pages
+            ./cr index \
+                --owner "$owner" \
+                --git-repo "$repo" \
+                --token "${{ secrets.GITHUB_TOKEN }}" \
+                --charts-repo ${{ inputs.chart_url }} \
+                --push
+          else
+            echo "Release already exists"
+          fi