~aleteoryx/lfm_embed

ref: a8046f11e551c69d1e45cd432694b4c8a04ee7b7 lfm_embed/src d---------
Create plain theme, do some escaping, fix some busted envvars, document themes.
lots of stuff. theming basically done, added some logging, frontend basically done.
pull down user info
fix packages, implement caching
API deserialization structs