chore: improve registry-scanner/hack/create-release.sh (#1157)

Signed-off-by: Christopher Coco <chriscoco1205@gmail.com>

Author: cjcocokrisp

registry-scanner/hack/create-release.sh

@@ -6,16 +6,29 @@
 # - checkout this branch locally
 # - run this script from repo registry-scanner module: ./hack/create-release.sh [TARGET_VERSION] [REMOTE]
 # - merge the PR
+# Example Uses:
+# ./hack/create-release.sh 0.1.1                                Would create a new tag "registry-scanner/v0.1.1" with
+#                                                               the message "Release registry-scanner/v0.1.1" and edit 
+#                                                               VERSION file to be 0.1.1 which would be committed.
+#
+# ./hack/create-release.sh 0.1.X upstream                       Would create a new tag "registry-scanner/v0.1.X" with
+#                                                               the message "Relase registry-scanner/v0.1.X" and edit
+#                                                               VERSION to be 0.1.X which would be committed. The contents
+#                                                               would be pushed to the remote "upstream." 
 
 TARGET_VERSION="$1"
+
+USAGE_ERR="   USAGE: $0 [TARGET_VERSION] [REMOTE]"
+
 set -eu
 set -o pipefail
 
+# Validate if arguments are present
 if test "${TARGET_VERSION}" = ""; then
-	echo "USAGE: $0 <version> <remote>" >&2
+	printf "!! TARGET_VERSION is missing\n$USAGE_ERR\n" >&2
 	exit 1
 fi
-
+ 
 CURRENT_BRANCH="$(git branch --show-current)"
 SUBMODULE_NAME="registry-scanner"
 
@@ -35,6 +48,7 @@ if [[ ! $(git ls-remote --exit-code ${REMOTE_URL} ${RELEASE_BRANCH}) ]]; then
 fi
 
 NEW_TAG="${SUBMODULE_NAME}/v${TARGET_VERSION}"
+MESSAGE="Release ${NEW_TAG}"
 
 ### look for latest on-branch tag to check if it matches the NEW_TAG
 PREVIOUS_TAG=$(git describe --tags --abbrev=0 --match "${SUBMODULE_NAME}/*" 2>/dev/null || true)
@@ -47,7 +61,10 @@ fi
 echo "Creating tag ${NEW_TAG}"
 echo "${TARGET_VERSION}" > VERSION
 
-# Create tag for registry-scanner
-git tag "${NEW_TAG}"
-git push "${REMOTE}" tag "${NEW_TAG}"
+# Commit updated VERSION file
+git add VERSION
+git commit -s -m "${MESSAGE}" 
 
+# Create tag for registry-scanner
+git tag -a "${NEW_TAG}" -m "${MESSAGE}"
+git push "${REMOTE}" "${RELEASE_BRANCH}" "${NEW_TAG}"