fix: fix some issues with shell script

Author: dwalluck

release.sh

@@ -1,13 +1,12 @@
 #!/usr/bin/env bash
-export JAVA_HOME=`/usr/libexec/java_home -v 1.8`
-export PATH=JAVA_HOME/bin:$PATH
-
-read -p "Really deploy to Maven Central repository (Y/N)? "
-if ( [ "$REPLY" == "Y" ] ) then
+JAVA_HOME=$(/usr/libexec/java_home -v 1.8)
+PATH="$JAVA_HOME/bin:$PATH"
+export JAVA_HOME PATH
 
+read -r -p "Really deploy to Maven Central repository (Y/N)? "
+if [ "$REPLY" == "Y" ]; then
   mvn clean
   mvn release:clean release:prepare release:perform -Prelease -X -e | tee release.log
-
 else
   echo -e "Exit without deploy"
-fi
+fi