GitHub actions (#118)

* chore: change tags to build

* docs: remove not needed arm instructions

.github/workflows/build-release.yaml

@@ -15,7 +15,7 @@ env:
   REGISTRY: docker.io
   REGISTRY_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
   REGISTRY_PASSWORD: ${{ secrets.DOCKERHUB_TOKEN }}
-  IMAGE_NAME: bellamy/wallos
+  IMAGE_NAME: ${{ vars.DOCKERHUB_TAG }}
   # For release-please, see available types at https://github.com/google-github-actions/release-please-action/tree/v4/?tab=readme-ov-file#release-types-supported
   PROJECT_TYPE: simple
 jobs:
@@ -44,11 +44,10 @@ jobs:
           tags=""
           if [[ "$is_release" = 'true' ]]; then
             tags="type=semver,pattern={{version}},value=$version
-          type=semver,pattern={{major}},value=$version
-          type=semver,pattern={{major}}.{{minor}},value=$version"
+            type=ref,event=branch,value=main"
           else
             tags="type=ref,event=branch
-          type=ref,event=pr"
+            type=ref,event=pr"
           fi
           {
             echo 'tags<<EOF'