Discussing here: https://discord.gg/yX3cKpvaGC
Versions older than 4.0.0 are deprecated. (version 2.x.x moved to branch version_2). Version 4 doesn't support backward compatibility, and you shouldn't update your project from the package manager with clicking Update button (it will download version 4). For updating version 2 (is will have a support for a some time) please reimport asset with the link:
https://github.com/vavilichev/Lukomor.git#version_2
Copy next line:
https://github.com/vavilichev/Lukomor.git
Open Window/Package Manager, click + button, choose "Add package from git URL..." and past link here. Then click the "Add" button.
That's it! Asset ready to use.
If you want to learn the example of the project used the Lukomor Architecture - just choose the Lukomore Architecture in the Package Manager and click "Import" in the "Samples" dirrectory on the right.
WARNING
To make example work properly you must add all scenes from the folder Example/TagsGame/Scenes/ to the BuildSettings.
Full documentation coming soon..