ndk-samples/native-plasma/app/build.gradle

plugins {
    id "ndksamples.android.application"
}

android {
    namespace 'com.example.native_plasma'

    defaultConfig {
        applicationId 'com.example.native_plasma'
    }

    externalNativeBuild {
        cmake {
            path 'src/main/cpp/CMakeLists.txt'
        }
    }
}