- Add ghcr

- Add checks for arr url and token

.github/workflows/release-docker.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
-          fetch-depth: 0
+          fetch-depth: 1
 
       - name: Get tag name
         id: get_tag
@@ -26,12 +26,29 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
+      - name: Cache Docker layers
+        uses: actions/cache@v3
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      # Login to Docker Hub
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
+      # Login to GitHub Container Registry
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Build and push release Docker image
         uses: docker/build-push-action@v5
         with:
@@ -41,6 +58,15 @@ jobs:
           tags: |
             cy01/blackhole:latest
             cy01/blackhole:${{ env.tag_name }}
+            ghcr.io/${{ github.repository_owner }}/blackhole:latest
+            ghcr.io/${{ github.repository_owner }}/blackhole:${{ env.tag_name }}
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max
           build-args: |
             VERSION=${{ env.tag_name }}
-            CHANNEL=stable
+            CHANNEL=stable
+
+      - name: Move cache
+        run: |
+          rm -rf /tmp/.buildx-cache
+          mv /tmp/.buildx-cache-new /tmp/.buildx-cache