Sign main tag and add missing env during release workflow (kedacore#2502

)

Signed-off-by: jorturfer <jorge_turrado@hotmail.es>

.github/workflows/main-build.yml

@@ -58,6 +58,19 @@ jobs:
       - name: Publish on GitHub Container Registry
         run: make publish
 
+      # https://github.com/sigstore/cosign-installer
+      - name: Install Cosign
+        uses: sigstore/cosign-installer@main
+        with:
+          cosign-release: 'v1.4.1'
+      - name: Check Cosign install!
+        run: cosign version
+
+      - name: Sign KEDA images published on GitHub Container Registry
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: make sign-images
+
       - name: Publish on Docker Hub
         run: make publish-dockerhub
 

.github/workflows/release-build.yml

@@ -77,6 +77,8 @@ jobs:
         # This step uses the identity token to provision an ephemeral certificate
         # against the sigstore community Fulcio instance.
         run: make sign-images
+        env:
+          VERSION: ${{ steps.get_version.outputs.VERSION }}
 
       - name: Publish KEDA images on Docker Hub
         run: make publish-dockerhub

CHANGELOG.md

@@ -31,7 +31,7 @@
 
 - **General:** `keda-operator` Cluster Role: add `list` and `watch` access to service accounts ([#2406](https://github.com/kedacore/keda/pull/2406))|([#2410](https://github.com/kedacore/keda/pull/2410))
 - **General:** Delete the cache entry when a ScaledObject is deleted ([#2408](https://github.com/kedacore/keda/pull/2408))
-- **General:** Sign KEDA images published on GitHub Container Registry ([#2501](https://github.com/kedacore/keda/pull/2501))
+- **General:** Sign KEDA images published on GitHub Container Registry ([#2501](https://github.com/kedacore/keda/pull/2501))|([#2502](https://github.com/kedacore/keda/pull/2502))
 - **Azure Pipelines Scaler:** support `poolName` or `poolID` validation ([#2370](https://github.com/kedacore/keda/pull/2370))
 - **Graphite Scaler:** use the latest datapoint returned, not the earliest ([#2365](https://github.com/kedacore/keda/pull/2365))
 - **Kubernetes Workload Scaler:** ignore terminated pods ([#2384](https://github.com/kedacore/keda/pull/2384))