apps/mobile/src/features/threads/ThreadDetailScreen.tsx |  3 ++
 apps/mobile/src/features/threads/ThreadFeed.tsx         | 14 +++++-
 apps/mobile/src/features/threads/ThreadRouteScreen.tsx  |  1 +
 apps/mobile/src/features/threads/thread-handoff-row.tsx | 31 +++++++++---
 apps/mobile/src/state/use-thread-composer-state.ts      | 11 +++++
 apps/web/src/components/ChatView.tsx                    | 39 ++++++++++++++-
 apps/web/src/components/chat/V2LifecycleRow.tsx         | 85 +++++++++++++++++++-------------
 packages/client-runtime/src/handoff.test.ts             | 49 +++++++++++++++++-
 packages/client-runtime/src/handoff.ts                  | 27 ++++++++++
 9 files changed, 217 insertions(+), 43 deletions(-)