just put your theme-packs in the packs
folder
for infos like author, tags, name
you can add pack.meta
to your packs
example:
name: Some themes
author: Some author
tags:Tag1,Tag2,Tag3
in rboard manager v3 you can add the raw list.json
as repo (https://raw.githubusercontent.com/GboardThemes/RepoTemplate/main/list.json
)