chore: restore product scaffold to rollback baseline

crates/chanora_protocol/src/lib.rs

@@ -8,7 +8,8 @@
 //!
 //! * [`ConnectConfig`] — typed connection parameters.
 //! * [`ProtocolClient`] — async handle owning the connection task.
-//! * [`ServerSnapshot`], [`ChannelInfo`], [`ClientInfo`] — opaque
+//! * [`ServerSnapshot`], [`ChannelInfo`], [`ClientInfo`],
+//!   [`ClientProfile`] — opaque
 //!   DTOs containing only `String`s and primitives.
 //! * [`ProtocolError`] — typed error catalogue.
 //!
@@ -37,8 +38,8 @@ mod dto;
 
 pub use adapter::{ConnectConfig, DisconnectReason, InboundVoice, ProtocolClient, SnapshotProbe};
 pub use dto::{
-    ChannelId, ChannelInfo, ChatMessage, ClientId, ClientInfo, MessageTarget, ServerActivity,
-    ServerSnapshot,
+    ChannelId, ChannelInfo, ChatMessage, ClientId, ClientInfo, ClientProfile, MessageTarget,
+    ServerActivity, ServerSnapshot,
 };
 
 // Re-export the upstream voice types so chanora_audio can build outbound