ci: add missing docker steps to build.yml workflow

Author: NGPixel

.github/workflows/build.yml

@@ -212,6 +212,19 @@ jobs:
         docker-compose.yml
         EOL
 
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+    
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
     - name: Build Release Docker Image
       uses: docker/build-push-action@v5
       with: