feat(utd_hook): Report historical expected UTD with new reason

This PR introduces a new variant to `UtdCause` specifically for device-historical messages (`HistoricalMessage`). These messages cannot be decrypted if key storage is inaccessible. Applications can leverage this new variant to provide more informative error messages to users.
matrix-org · Nov 27, 2024 · a0c86d9 · a0c86d9
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diff --git a/crates/matrix-sdk-crypto/src/types/events/mod.rs b/crates/matrix-sdk-crypto/src/types/events/mod.rs
@@ -31,7 +31,7 @@ mod utd_cause;
 
 use ruma::serde::Raw;
 pub use to_device::{ToDeviceCustomEvent, ToDeviceEvent, ToDeviceEvents};
-pub use utd_cause::UtdCause;
+pub use utd_cause::{CryptoContextInfo, UtdCause};
 
 /// A trait for event contents to define their event type.
 pub trait EventType {