Update GitHub Actions workflow for Docker

Add QEMU and Docker Buildx setup steps to the push-docker workflow, ensuring multi-architecture builds are supported. The release types configuration has also been slightly adjusted for consistency.

Author: dspo

.github/workflows/push-docker.yaml

@@ -1,7 +1,7 @@
 name: push on dockerhub
-on: 
+on:
   release:
-    types: [published]
+    types: [ published ]
   push:
     branches:
     - release-v2-dev
@@ -21,6 +21,12 @@ jobs:
       with:
         go-version: "1.22"
 
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
     - name: Login to Registry
       uses: docker/login-action@v1
       with: