* fix incorrect static remote url use for emojis
* warn when emoji/attachment already exists
* defer emoji postdata execution
* rename ctx to innerCtx for clarity
* warn on emoji too large
* small efficiency fix in fetchRemoteAccountEmojis
* tidy up lock+load
* lock processing emojis
* fix little fucky wucky
* this wasn't go fmted for some reason
* select emoji using image_static_url
* use updated on AP emojis
* allow refetch of updated emojis
* cheeky workaround for test
* clean up old files for refreshed emoji
* check error for originalPostData
* shorten GetEmojiByStaticImageURL
* delete kirby (sorry nintendo)
* start implementing remote emoji fetcher
* update status where pk
* aaa
* tidy up a little
* check size limits for emojis
* thank you linter, i love you <3
* update swagger docs
* add emoji dereference test
* make emoji max sizes configurable
* normalize db.ErrAlreadyExists
tobi