Just as a warning:
Typically, when a copyleft license is wanted, the GPL-3.0 or AGPL-3.0 would be used. However, these licenses are incompatible if linking into Minecraft, due to an issue with the difference between proprietary and free software outlined by these licenses.
https://blog.modrinth.com/p/licensing-guide
You should probably make sure that it hasn't already warned you - I personally recommend just changing it to the MIT License, or use LGPL 3.0.
Just as a warning:
Typically, when a copyleft license is wanted, the GPL-3.0 or AGPL-3.0 would be used. However, these licenses are incompatible if linking into Minecraft, due to an issue with the difference between proprietary and free software outlined by these licenses.
https://blog.modrinth.com/p/licensing-guide
You should probably make sure that it hasn't already warned you - I personally recommend just changing it to the MIT License, or use LGPL 3.0.