feat: Tag docker image with major.minor version

bin/ghcr-publish.sh

@@ -43,17 +43,17 @@ push_tag() {
   if [ "${tag}" == "" ];
   then
     echo "docker build --tag $tag_ref ."
-    docker build --tag $tag_ref .
-    echo "docker push $tag_ref"
-    docker push $tag_ref
+    docker build --tag "${tag_ref} .
+    echo "docker push ${tag_ref}"
+    docker push "${tag_ref}"
     echo ""
   else
     new_tag_ref=ghcr.io/kindredgroup/pit-toolkit/$tag
-    echo "docker tag $tag_ref $new_tag_ref"
-    docker tag $tag_ref $new_tag_ref
+    echo "docker tag ${tag_ref} ${new_tag_ref}"
+    docker tag "${tag_ref}" "${new_tag_ref}"
 
-    echo "docker push $new_tag_ref"
-    docker push $new_tag_ref
+    echo "docker push ${new_tag_ref}"
+    docker push "${new_tag_ref}"
     echo ""
   fi
 }