workflow and makeile added for multi arch support

Author: nicolaka

.github/workflows/docker-buildx.yml

@@ -2,9 +2,9 @@ name: buildx
 
 on:
   pull_request:
-    branches: master
+    branches: test
   push:
-    branches: master
+    branches: test
     tags:
 
 jobs:
@@ -39,7 +39,7 @@ jobs:
             --output "type=image,push=true" \
             --file ./Dockerfile \
             --tag ${{GITHUB_REPOSITORY}}:${{GITHUB_SHA}} \
-            --tag ${{GITHUB_REPOSITORY}}:latest . 
+            --tag ${{GITHUB_REPOSITORY}}:test .