tasks.register('stuffZip', Zip) {
    archiveBaseName = 'stuff'
    from 'src/stuff'
}

// tag::signing[]
signing {
    def signingKeyId = findProperty("signingKeyId")
    def signingKey = findProperty("signingKey")
    def signingPassword = findProperty("signingPassword")
    useInMemoryPgpKeys(signingKeyId, signingKey, signingPassword)
    sign stuffZip
}

}

tasks.register<Zip>("stuffZip") {
    archiveBaseName = "stuff"
    from("src/stuff")
}

// tag::signing[]
signing {
    val signingKeyId: String? by project
    val signingKey: String? by project
    val signingPassword: String? by project
    useInMemoryPgpKeys(signingKeyId, signingKey, signingPassword)
    sign(tasks["stuffZip"])
}