This version backports the existing datapack to older versions of the game. There's nothing that would stop this from running in newer versions too, but the existing release is simpler from a maintenance perspective because it uses newer game features.
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }