check if buildx action is necessary

.github/workflows/go-release.yml

@@ -1,4 +1,12 @@
-# experimental go release
+# Experimental go release workflow with ghcr.io packages
+#
+# How build and push multiple docker image with same repo and same version, but different name? #561
+# https://github.com/docker/build-push-action/issues/561
+
+# Matrix build with multiple vars per matrix: https://stackoverflow.com/a/76547617/4292075
+#
+# GH Packages About inheritance of access permissions
+# https://docs.github.com/en/packages/learn-github-packages/configuring-a-packages-access-control-and-visibility#about-inheritance-of-access-permissions
 name: go-release
 
 on:
@@ -84,9 +92,9 @@ jobs:
           platforms: ${{ env.GOOS }}/${{ env.ARCH }}
 
       # required if we build for ARM on AMD?
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-        if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch) # run only on main
+#      - name: Set up Docker Buildx
+#        uses: docker/setup-buildx-action@v3
+#        if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch) # run only on main
 
 
       # https://github.com/docker/build-push-action?tab=readme-ov-file#usage