niklaswimmer

public class MyCapability {

    public static final Capability<MyCapabilityInterface> INSTANCE = CapabilityManager.get(new CapabilityToken<>() {});

    public static void register(RegisterCapabilitiesEvent event) {
        event.register(MyCapabilityInterface.class);
    }

    private MyCapability() {
    }

niklaswimmer

import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
import net.minecraftforge.gradle.common.util.RunConfig
import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
import java.time.Instant
import java.time.format.DateTimeFormatter

plugins {
    kotlin("jvm") version "1.4.32"

    id("net.minecraftforge.gradle") version "4.1.9"