To start, you should edit the gradle.properties and customize it to your needs. You should also edit settings.gradle's rootProject.name This is imported into an IDE like you would for any gradle mod or project. You can then explore the common, fabric and forge packages for examples on using the API. If you have any questions reach out to us on our Discord.
Jerozgen/Example-Figura-Plugin
This is an example of a Figura Plugin with a Multiloader setup.
JavaLGPL-2.1