arch tag

Author: previ

.github/workflows/build_backend.yml

@@ -44,8 +44,10 @@ jobs:
         architecture: 
           - arch: linux/arm/v7
             dockerfile: Dockerfile
-          - arch: linux/arm/v8
+            tag: armv7
+          - arch: linux/arm64
             dockerfile: Dockerfile.arm64
+            tag: arm64
     steps:
     - name: Docker meta
       id: meta