add multiarch support to manual approval gate feature

Author: Basavaraju-G

.github/workflows/latest.yml

@@ -88,4 +88,4 @@ jobs:
         password: ${{ secrets.GITHUB_TOKEN }}
     - uses: imjasonh/[email protected]
     - run: |
-        ko publish --push=${{ github.event_name != 'pull_request' }} --base-import-paths ./cmd/controller
+        ko publish --platform=linux/amd64,linux/s390x,linux/ppc64le,linux/arm64 --push=${{ github.event_name != 'pull_request' }} --base-import-paths ./cmd/controller

release.sh

@@ -31,7 +31,7 @@ getReleaseVersion() {
 buildImageAndGenerateReleaseYaml() {
   	info Creating Manual Approval Gate Release Yaml for Kubernetes
   	echo "------------------------------------------"
-    ko resolve -f config/kubernetes -t ${RELEASE_VERSION} > release-kubernetes.yaml || {
+    ko resolve --platform=linux/amd64,linux/s390x,linux/ppc64le,linux/arm64 -f config/kubernetes -t ${RELEASE_VERSION} > release-kubernetes.yaml || {
       err 'release build failed'
       return 1
     }
@@ -41,7 +41,7 @@ buildImageAndGenerateReleaseYaml() {
     echo "============================================="
     info Creating Manual Approval Gate Release Yaml for Openshift
     echo "------------------------------------------"
-    ko resolve -f config/openshift -t ${RELEASE_VERSION} > release-openshift.yaml || {
+    ko resolve --platform=linux/amd64,linux/s390x,linux/ppc64le,linux/arm64 -f config/openshift -t ${RELEASE_VERSION} > release-openshift.yaml || {
           err 'release build failed'
           return 1
     }