import org.jetbrains.kotlin.gradle.tasks.KotlinCompile plugins { kotlin("jvm") } dependencies { implementation("org.springframework.boot:spring-boot-starter-web") implementation("com.fasterxml.jackson.module:jackson-module-kotlin") implementation(kotlin("reflect")) implementation(kotlin("stdlib-jdk8")) testImplementation("org.springframework.boot:spring-boot-starter-test") } tasks.withType { useJUnitPlatform() } tasks.withType { kotlinOptions { freeCompilerArgs = listOf("-Xjsr305=strict") jvmTarget = "11" } }