Minecraft Addons Maker can make addons for Bedrock Edition.
Can you make or find one?

You can learn how to make mods by following the getting started guide: https://docs.fabricmc.net/develop/getting-started/introduction-to-fabric-and-modding

That's really not in the scope of Fabric. You're looking for something like MCreator

Not the guide! Make a program that can make mods like Minecraft Addons Maker.

BRUH IT DOESN'T SUPPORT 1.22 SNAPSHOTS

and we shall quickly whip something up that works on 1.22? yea no, not gonna happen probably any time soon, if ever