Fixes "ERROR: No build artifacts found". Pick the one that fits your project.

build.gradle

publishing {
    publications {
        mavenJava(MavenPublication) {
            from components.java
        }
    }
}

build.gradle.kts

configure<PublishingExtension> {
    publications {
        create<MavenPublication>("mavenJava") {
            from(components["java"])
        }
    }
}