- #8: reply quotes are now clickable — jump to the original message (paging older
history in if needed), then flash it. reply DTO carries the target's timestamp.
- #3: image lightbox now has ← / → arrows + keyboard nav to flip through all images
in the conversation.
- #5: the composer queues MULTIPLE files (file input is multiple; paste still works);
each is shown as a removable chip and sent as its own message (first carries the
typed text as caption), in order.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>