4.0.0 steamwar SpigotCore 2.0 SpigotCore_Main 2.0 jar src src **/*.java **/*.kt maven-assembly-plugin package single jar-with-dependencies steamwar Spigot 1.12 provided steamwar SpigotCore_8 2.0 compile steamwar SpigotCore_12 2.0 compile steamwar SpigotCore_14 2.0 compile