* implement language tags for site/community in db and api
* add api checks for valid languages
* during db migration, update existing users, sites, communities to have all languages enabled
* init new users/communities with site languages (not all languages)
* federate site/community languages
* fix tests
* when updating site languages, limit community languages to this subset
also, when making a new post and subset of user lang, community lang
contains only one item, use that as post lang
* add tests for actor_language db functions
* include language list in siteview/communityview
* Fix some of the review comments
* Some more review changes
* Add todo about boxed query
* Add default_post_language to GetCommunityResponse
* Create example for apub lib
* some rewriting of apub lib
* Add LocalInstance struct for apub lib to avoid using Lemmy Settings
* Move ActorType trait to lemmy_apub, because its not needed in library
* Use reqwest_retry instead of custom impl, dont specify timeout on every send()
* Some improvements to example
* Moved inbox handling to library
* bug fixes
* Move context and serde helpers into library
* wip: example changes
* Add lemmy_utils feature to build only LemmyError
* Rename to activitypub_federation
* Remove lemmy_utils dep from activitypub_federation using generic error type
* Finish activitypub example
* Cleanup and fix tests
* Reorganize library files
* Remove ApubObject.to_tombstone()
* Extract activitypub library into separate git repository
* Implement instance actor
* wip: make site bans federate
* finish implementation and unit tests for federated bans
* start adding api tests
* fix api test
* remve site from GetCommunityResponse
* only federate site bans originating from user's home instance
* dont expose site.private_key in api
* Respond directly with LemmyError
Instrument Perform implementations for more precise traces
Use ApiError to format JSON errors when messages are present
Keep SpanTrace output in LemmyError Display impl
* Hide SpanTrace debug output from LemmyError
* Don't log when entering spans, only when leaving
* Update actix-web
* Update actix-rt
* Add newline after error info in LemmyError Display impl
* Propogate span information to blocking operations
* Instrument apub functions
* Use skip_all for more instrument attributes, don't skip 'self' in some api actions
* Make message a static string
* Send proper JSON over websocket
* Add 'message' to LemmyError display if present
* Use a quieter root span builder, don't pretty-print logs
* Keep passwords and emails out of logs
* Re-enable logging Login
* Instrument feeds
* Emit our own errors
* Move error log after status code recording
* Make Sensitive generic over the inner type
* Remove line that logged secrets
* Merge traits ToApub and FromApub into ApubObject
* Rewrite community outbox to use new fetcher
* Rewrite community moderators collection
* Rewrite tombstone
* Use new fetcher implementation for post/comment
* rewrite person fetch to use new fetcher
* rewrite community to use new fetcher
* rename new_fetcher to dereference_object_id
* make ObjectId a newtype
* handle deletion in new fetcher
* rewrite apub object search to be generic
* move upsert() method out of ApubObject trait
* simplify ObjectId::new (and fix clippy)
