gradle wrapper --gradle-version=5.6.4
# publish a subproject to maven local
./gradlew build -x check -x test :sub-project:publishToMavenLocal
if (file("../extra.gradle").exists()) {
println("apply the extra gralde fragment ...")
apply from: '../extra.gradle'
} else {
println("extra gralde file not found ..." + file("..extra.gradle"))
}