~aleteoryx/lfm_embed

ref: 7c3d77803da0384c4ea33db9bccc7c21d3f89e9b 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