(github) update publish workflow

Publish containers to both docker.io and ghcr.io since using g++
cross-compile seems to have resolved the "manifest unknown" issue for
`docker` (`podman` v5.0.2 still has the issue).

Author: uatuko

.github/workflows/publish.yaml

@@ -17,17 +17,23 @@ jobs:
       contents: read
       packages: write
     steps:
-      - uses: docker/setup-qemu-action@v3
       - uses: docker/setup-buildx-action@v3
       - uses: docker/login-action@v3
         with:
           username: ${{ vars.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v4
       - uses: docker/metadata-action@v5
         id: meta
         with:
-          images: uatuko/ruek
+          images: |
+            ${{ github.repository }}
+            ghcr.io/${{ github.repository }}
           tags: |
             type=raw,value=latest,enable={{is_default_branch}}
             type=semver,pattern={{version}}
@@ -36,10 +42,17 @@ jobs:
       - name: Build and publish
         uses: docker/build-push-action@v6
         with:
+          annotations: ${{ steps.meta.outputs.annotations }}
           context: .
           file: Containerfile
           platforms: |
             linux/amd64
             linux/arm64
           push: true
           tags: ${{ steps.meta.outputs.tags }}
+      - uses: actions/delete-package-versions@v5
+        with:
+          package-name: ruek
+          package-type: container
+          min-versions-to-keep: 2
+          delete-only-untagged-versions: true