build.main.kts

#!/usr/bin/env kotlin
@file:DependsOn("it.krzeminski:github-actions-kotlin-dsl:0.31.0")

// imports...

workflow(
    name = "Build",
    on = listOf(Push(branches = listOf("main"))),
    sourceFile = __FILE__.toPath(),
) {
    job(
        id = "build",
        runsOn = UbuntuLatest,
    ) {
        uses(CheckoutV3())
        uses(GradleBuildActionV2(arguments = "build"))
    }
}.writeToFile()