Daniel Holmgren

This updates error handling in the sequencer leader so that on failure of sequencing, it throws, thereby making the leader no longer the leader

This builds on https://github.com/bluesky-social/atproto/pull/1244 - use similar pagination for PDS implementations of routes - make `handle` on `did_handle` nullable - allow for handle contention for external domain handles - sends...

Feature branch for Appview refactor - https://github.com/bluesky-social/atproto/pull/1921 - https://github.com/bluesky-social/atproto/pull/1925 - https://github.com/bluesky-social/atproto/pull/1939

Move CDN invalidation to Ozone. Invalidation is pushed out after the takedown event is pushed to appview.

Switches out basic auth for ACLs in Ozone backend. - list of moderators & triagers in ozone env - appview & pds/entryway are configured with a `modServiceDid` for all moderation...

- https://github.com/bluesky-social/atproto/pull/2016 - https://github.com/bluesky-social/atproto/pull/2040 - https://github.com/bluesky-social/atproto/pull/2034 - https://github.com/bluesky-social/atproto/pull/2035 - https://github.com/bluesky-social/atproto/pull/2176 - https://github.com/bluesky-social/atproto/pull/2232 - https://github.com/bluesky-social/atproto/pull/2237

Adds endpoints for - subscribeLabels - queryLabels Subscribe labels uses the sequencer/outbox model that we also used on the PDS, backed by Postgres & just routine polling. Note on deploying...

Indexing of labeler records and serving labeler views