Keep an eye on the PR for 1.15: https://github.com/MinecraftForge/MinecraftForge/pull/6874
And the PR for 1.16: https://github.com/MinecraftForge/MinecraftForge/pull/6875
Why in the name of sanity are you statically creating your objects?
That's terrible. It's not compatible with most of the Forge systems.
Use @ObjectHolder annotations. It'll make your life so much easier.