remove backup user from dockerfile

commands.sh

@@ -2,11 +2,9 @@ REPO="gitea.wefers.page/julian/backup-server"
 TAG="latest"
 
 build() {
-    read -srp "Desired password for user 'backup' in resulting container image: " password
     # ABSOLUTELY DO NOT USE --squash, as ostree NEEDS the layers
     sudo buildah build \
         -t ${REPO}:${TAG} \
-        --build-arg PASSWORD="${password}" \
         --pull \
         --layers \
         --format oci \