added release build

build_docker_multi_platform.sh

@@ -5,6 +5,7 @@ HELP="USAGE: sh build_docker.sh \n
 [ -t | --tag ] Select a tag for building. Default: latest \n
 [ -i | --image ] Select image tag for building. Default: dasmoorhuhn/atc-mithermometer-gateway \n
 [ -p | --platforms ] Select the platforms, for which the image should build. Default: linux/amd64,linux/arm64,linux/arm \n
+[ -r | --release ] Build a release. Provide the Tag. \n
 [ -h | --help ] Get this dialog"
 
 docker buildx version
@@ -31,6 +32,12 @@ while [ "$1" != "" ]; do
       TAG=$1
       shift
       ;;
+    -r | --release )
+      shift
+      TAG=$1
+      RELEASE=true
+      shift
+      ;;
     -i | --image )
       shift
       IMAGE=$1
@@ -52,4 +59,21 @@ while [ "$1" != "" ]; do
   esac
 done
 
-build_docker
+if [ "$RELEASE" = true ]; then
+  branch=$(git symbolic-ref --short HEAD)
+  git fetch --prune --prune-tags -f
+  git checkout $TAG
+  echo -------------------------------------
+  git branch
+  echo -------------------------------------
+  git status
+  echo -------------------------------------
+  echo "!!PLEASE CHECK OF THIS IS RIGHT!!"
+  sleep 10
+  build_docker
+  TAG=latest
+  build_docker
+  git checkout $branch
+else
+  build_docker
+fi