ci: add separate manual workflow to upload helm charts

.github/workflows/release.yaml

@@ -90,12 +90,3 @@ jobs:
                 -d "{\"ref\":\"v1.0.4\",\"inputs\":{\"version\": \"${{ github.ref_name }}\"}}" \
                 "https://api.github.com/repos/emqx/emqx-ci-helper/actions/workflows/update_emqx_homebrew.yaml/dispatches"
           fi
-      - uses: emqx/push-helm-action@v1
-        if: github.event_name == 'release' || inputs.publish_release_artefacts
-        with:
-          charts_dir: "${{ github.workspace }}/deploy/charts/${{ steps.profile.outputs.profile }}"
-          version: ${{ steps.profile.outputs.version }}
-          aws_access_key_id: ${{ secrets.AWS_ACCESS_KEY_ID }}
-          aws_secret_access_key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws_region: "us-west-2"
-          aws_bucket_name: "repos-emqx-io"

.github/workflows/upload-helm-charts.yaml

@@ -0,0 +1,52 @@
+name: Upload helm charts
+on:
+  release:
+    types:
+      - published
+  workflow_dispatch:
+    inputs:
+      tag:
+        type: string
+        required: true
+
+jobs:
+  upload:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+    steps:
+      - uses: aws-actions/configure-aws-credentials@v1-node16
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws-region: ${{ secrets.AWS_DEFAULT_REGION }}
+      - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.inputs.tag }}
+      - name: Detect profile
+        id: profile
+        run: |
+          if git describe --tags --match '[v|e]*' --exact; then
+            REF=$(git describe --tags --match '[v|e]*' --exact)
+          else
+            echo "Only release tags matching '[v|e]*' are supported"
+            exit 1
+          fi
+          case "$REF" in
+            v*)
+              echo "profile=emqx" >> $GITHUB_OUTPUT
+              echo "version=$(./pkg-vsn.sh emqx)" >> $GITHUB_OUTPUT
+              ;;
+            e*)
+              echo "profile=emqx-enterprise" >> $GITHUB_OUTPUT
+              echo "version=$(./pkg-vsn.sh emqx-enterprise)" >> $GITHUB_OUTPUT
+              ;;
+          esac
+      - uses: emqx/push-helm-action@v1
+        with:
+          charts_dir: "${{ github.workspace }}/deploy/charts/${{ steps.profile.outputs.profile }}"
+          version: ${{ steps.profile.outputs.version }}
+          aws_access_key_id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws_secret_access_key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws_region: "us-west-2"
+          aws_bucket_name: "repos-emqx-io"