// build.gradle.kts

plugins {
    java
    application
}

group = "com.example"
version = "1.0-SNAPSHOT"

java {
    toolchain.languageVersion.set(JavaLanguageVersion.of(21))
}

application {
    mainClass.set("com.example.Main")
}

repositories {
    mavenCentral()
}

dependencies {
    testImplementation("org.junit.jupiter:junit-jupiter:5.11.3")
    // etc.
}

tasks.test {
    useJUnitPlatform()
}