Change license to MIT

This release changes the license this library uses from GPL-3.0 to MIT as it was pointed out to me that the GPL license could prevent people who develop closed-sourced plugins from using the library.

Add support for Paper 1.21

This release adds support for Paper 1.21 because I forgot to do that in the previous release.

Add support for 1.21

This release simply adds support for 1.21. Thanks a lot to @CyR1en for contributing all the code for this update!

Add support for 1.20.5/1.20.6

This release adds support for 1.20.5 resp. 1.20.6.

v2.3.2 - Add Github workflow

This release adds the functionality to deploy via a Github workflow.

v2.3.1 – Fix Maven download

This release fixes the Maven download by removing parent information via the flatten plugin.

Change group id and migrate to new central repository.

In this update I changed the group id from io.github.rapha149.signgui to de.rapha149.signgui.
I also migrated to the new maven central repository.

Add support for 1.20.3 and 1.20.4

This release adds support for 1.20.3 and 1.20.4, many thanks to @CyR1en who did all the work :)

Add support for 1.20.2

This release simply adds support for 1.20.2

Add a new action

This release adds a SignGUIAction that runs your runnable synchronously.
I also improved the javadoc.