Create seperate job for manifest

.github/workflows/build.yml

@@ -8,6 +8,7 @@ env:
 
 jobs:
   build-images:
+    name: Build images
     permissions:
       contents: read
       packages: write
@@ -41,7 +42,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
         with:
           platforms: linux/${{ matrix.arch }}
-      - name: Log in to the Container registry
+      - name: Log in to the container registry
         if: github.ref == 'refs/heads/main'
         uses: docker/login-action@v3
         with:
@@ -72,8 +73,25 @@ jobs:
           subject-name: ${{ env.registry }}/${{ github.repository }}
           subject-digest: ${{ steps.push.outputs.digest }}
           push-to-registry: true
+
+  manifest:
+    name: Create manifest
+    if: github.ref == 'refs/heads/main'
+    permissions:
+      packages: write
+      id-token: write
+    strategy:
+      matrix:
+        arch: [ arm64, amd64 ]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Log in to the container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.registry }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Push manifest to registry
-        if: github.ref == 'refs/heads/main'
         run: |
           IMAGE=${{ env.registry }}/${{ github.repository }}:${{ matrix.runmode }}-${{ env.aem_sdk_version }}
           docker manifest create \