Fix image labels not appearing in multi-arch images from GitHub action builds

Author: codedmonkey

.github/workflows/images-publish.yaml

@@ -39,6 +39,10 @@ jobs:
             type=schedule,pattern=nightly
             type=semver,pattern={{version}}
             type=semver,pattern={{major}}.{{minor}}
+          labels: |
+            org.opencontainers.image.source=https://github.com/codedmonkey/dirigent
+            org.opencontainers.image.description=Dirigent PHP Package Registry
+            org.opencontainers.image.licenses=FSL-1.1-MIT
 
       - name: Login to GitHub Packages
         uses: docker/login-action@v3
@@ -53,7 +57,7 @@ jobs:
         with:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          annotations: ${{ steps.meta.outputs.annotations }}
           platforms: linux/amd64,linux/arm64
 
       - name: Generate artifact attestation