v0.30.0

• (crypto) Added support for room history sharing.
• (crypto) Added more consistent Megolm session saving and locking.
• (federation) Added option to block outgoing requests by server name.
• (federation/eventauth) Added option to provide precomputed auth events to make it easier to use the method for state resolution.
• (federation/pdu) Added MSC4354 sticky field to federation PDUs.
• (event) Added types for latest v3 revision of MSC4461.
• (bridgev2) Added check to prevent starting the bridge if split_portals is unset after being set before.
• (bridgev2) Added interface for providing alternate target message IDs for things like replies and reactions. This is used for WhatsApp where the message ID is ambiguous due to an ongoing migration to a different user ID format.
• (bridgev2) Added configurable debounce for transient disconnects to avoid sending unnecessary bridge state updates.
• (bridgev2) Added distinguisher option to relay message formatting (thanks to @Katze-942 in #536).
• (bridgev2) Added optional interface for suppressing pending message timeouts.
• (bridgev2) Added bridge capability flag to use the immediate parent instead of the top-level parent for the network field in the m.bridge event.
• (bridgev2/provisioning) Added client HTTP to provisioning API logins, which allows proxying requests via the user's device.
• (bridgev2/provisioning) Added config options to customize request ID logging and passthrough.
• (bridgev2/matrix) Added FormatGhostMXID to Matrix connector interface.
• (bridgev2) Fixed room capabilities not being updated correctly in some cases.
• (bridgev2) Fixed backfill message cutoff leaving existing messages in some edge cases where multiple messages have the same timestamp.
• (bridgev2) Fixed backfill queue done flag not being cleared properly when marking a portal as having more data to backfill.
• (bridgev2) Fixed DM portal info updates failing due to context cancellation if triggered by another portal being created.
• (bridgev2) Fixed m.space.parent event not being removed when portal parent space changes.
• (client) Fixed automatic OAuth token refresh to only happen on proper M_UNKNOWN_TOKEN errors instead of any 401 response.
• (format) Fixed duplicate user IDs in m.mentions when generating it based on mentions in HTML.