Add common code to sonarqube analysis

build.gradle.kts

buildscript {
    repositories {
        // repos
    }
    dependencies {
        // deps
    }
}

plugins {
    id("org.sonarqube") version "3.1.1"
}

sonarqube {
    properties {
        property("sonar.projectName", "PROJECT_NAME")
        property("sonar.projectKey", "PROJECT_KEY")
        property("sonar.login", "SONAR_TOKEN")
        property("sonar.sources", "common/src/commonMain/kotlin") // Important line, add the common code
        property("sonar.host.url", "SONARQUBE_URL")
        property("sonar.links.homepage", "PROJECT_URL")
    }
}

allprojects {
    repositories {
        // Your repos
    }
}

tasks.register("clean", Delete::class) {
    delete(rootProject.buildDir)
}