Look for any branch starting with release (#7087) (#7089)

Author: benmccann

Diff for: scripts/deploy.sh

@@ -8,7 +8,7 @@ TARGET_REPO_URL="https://[email protected]/chartjs/chartjs.github.io
 VERSION_REGEX='[[:digit:]]+.[[:digit:]]+.[[:digit:]]+(-.*)?'
 
 # Make sure that this script is executed only for the release and master branches
-if [ "$TRAVIS_BRANCH" == "release" ]; then
+if [ "$TRAVIS_BRANCH" =~ ^release.*$ ]; then
     # Travis executes this script from the repository root, so at the same level than package.json
     VERSION=$(node -p -e "require('./package.json').version")
 elif [ "$TRAVIS_BRANCH" == "master" ]; then

Diff for: scripts/release.sh

@@ -2,7 +2,7 @@
 
 set -e
 
-if [ "$TRAVIS_BRANCH" != "release" ]; then
+if [[ ! "$TRAVIS_BRANCH" =~ ^release.*$ ]]; then
     echo "Skipping release because this is not the 'release' branch"
     exit 0
 fi