compile the stub launcher for macOS 10.15 Catalina

see tofi86/universalJavaApplicationStub#85 (comment) for more details

src/build/mac-release.sh

@@ -23,13 +23,22 @@ set -e
 # build file paths
 APP_PATH="${MVN_BUILDDIR}/${APP_NAME}.app"
 DMG_PATH="${MVN_BUILDDIR}/${APP_NAME}.dmg"
+STUB_PATH="${APP_PATH}/Contents/MacOS/universalJavaApplicationStub"
 
 
 # update App Info.plist with an additional key
 /usr/libexec/PlistBuddy -c "Add :NSAppleEventsUsageDescription string There was an error while launching ${APP_NAME_LONG}. Please click OK to display a dialog with more information or cancel and view the syslog for details." \
   "${APP_PATH}/Contents/Info.plist"
 
 
+# compile the universalJavaApplicationStub shell script to binary with 'shc'
+# https://github.com/tofi86/universalJavaApplicationStub/issues/85#issuecomment-651986038
+which shc || ( brew install shc )
+shc -r -f "${STUB_PATH}"
+rm "${STUB_PATH}" "${STUB_PATH}.x.c"
+mv "${STUB_PATH}.x" "${STUB_PATH}"
+
+
 # codesign the Mac App
 /usr/bin/codesign --force --verbose --options runtime --sign "${APPLE_SIGN_ID}" "${APP_PATH}"
 # verify the signature