fix release_prep.sh further

.gitattributes

diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..e8f86e7
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,10 @@
+# In code review, collapse generated files
+docs/*.md linguist-generated=true
+
+#################################
+# Configuration for 'git archive'
+# See https://git-scm.com/docs/git-archive#ATTRIBUTES
+
+# Don't include examples in the distribution artifact, to reduce size.
+# You may want to add additional exclusions for folders or files that users don't need.
+examples export-ignore

.github/workflows/release_prep.sh

diff --git a/.github/workflows/release_prep.sh b/.github/workflows/release_prep.sh
index b3afa88..7d7ad69 100755
--- a/.github/workflows/release_prep.sh
+++ b/.github/workflows/release_prep.sh
@@ -5,11 +5,10 @@
 
 set -o errexit -o nounset -o pipefail
 
-TAG=${GITHUB_REF_NAME}
+TAG="${GITHUB_REF_NAME}"
 PREFIX="rules_multilint-${TAG:1}"
-ARCHIVE="rules_multilint-$TAG.tar.gz"
+ARCHIVE="rules_multilint-${TAG}.tar.gz"
 
-# NB: configuration for 'git archive' is in /.gitattributes
 git archive --format=tar --prefix=${PREFIX}/ ${TAG} | gzip > $ARCHIVE
 SHA=$(shasum -a 256 $ARCHIVE | awk '{print $1}')
 
@@ -23,5 +22,3 @@
 bazel_dep(name = "rules_multilint", version = "${TAG:1}")
 \`\`\`
 EOF
-
-echo "\`\`\`"