feat: adds QEMU emulation and Buildx support

QEMU - Emulate arm64 for cross platform build
Buildx - Support single image manifest for multiple architectures

.github/workflows/docker-publish.yml

@@ -17,6 +17,10 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v5
+      - name: Set up QEMU for ARM emulation
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3 
       - name: Log in to the Container registry
         uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
         with: