Updates regex in Jenkinsfile

Author: seansund

Jenkinsfile

@@ -214,8 +214,8 @@ spec:
 
                     echo "IMAGE_NAME=$(basename -s .git `git config --get remote.origin.url` | tr '[:upper:]' '[:lower:]' | sed 's/_/-/g')" > ./env-config
 
-                    if [[ "${BRANCH}" == "master" ]] && [[ $(git describe --tag `git rev-parse HEAD`) =~ "^[0-9]+.[0-9]+.[0-9]+$" ]] || \
-                       [[ $(git describe --tag `git rev-parse HEAD`) =~ "^[0-9]+.[0-9]+.[0-9]+-${BRANCH}.[0-9]+$" ]]
+                    if [[ "${BRANCH}" == "master" ]] && [[ $(git describe --tag `git rev-parse HEAD`) =~ "(^[0-9]+.[0-9]+.[0-9]+$)" ]] || \
+                       [[ $(git describe --tag `git rev-parse HEAD`) =~ "(^[0-9]+.[0-9]+.[0-9]+-${BRANCH}.[0-9]+$)" ]]
                     then
                         echo "Latest commit is already tagged"
                         echo "IMAGE_VERSION=$(git describe --abbrev=0 --tags)" >> ./env-config