docs(release): note the scrolled-pane stale-binding fix for 0.7.10

Add the #2644 entries to the 0.7.10 CHANGELOG section and whats-new, after
#2594's tmux mode item.

CHANGELOG.md

@@ -106,6 +106,14 @@ A verified export, a finished task and an exact restore haven't been shown.
   now runs tmux's `copy-mode -q`, which leaves them all, with a single cancel
   where that fails (tmux before 3.1a), and a refusal names why leaving failed.
   ([#2594](https://github.com/mvschwarz/openrig/pull/2594))
+- **A scrolled pane with a stale record no longer blocks delivery.** tmux
+  reuses pane IDs after a server restart, so a stale binding, from another rig
+  for example, can name the same pane as a live seat. Leaving the mode was
+  addressed by that raw pane ID, which then matched two seats, so it was
+  refused before anything was written and the send failed with nothing sent.
+  Leaving the mode now goes through the seat's address, as the text and Enter
+  writes already did. The stale binding itself is unchanged.
+  ([#2644](https://github.com/mvschwarz/openrig/pull/2644))
 - **A writable rig, pod or seat view sizes the pane it shows,** instead of
   keeping an older attached client's size. Read-only views are unchanged. ([#2614](https://github.com/mvschwarz/openrig/pull/2614))
 - **Herdr views kept across an upgrade keep working,** on Linux Herdr 0.9.5 /

docs/reference/whats-new.md

@@ -87,6 +87,9 @@ Claude Code or Codex.
 - **tmux modes:** a send or wake now leaves every tmux mode in a seat's pane,
   including a chooser, customize or clock mode a person has open. If a send is
   still refused for a tmux mode, the refusal names why leaving failed.
+- **A scrolled pane with a stale record:** leaving the mode now goes through the
+  seat's address, so a stale binding naming the same reused tmux pane, from
+  another rig for example, no longer makes the send fail with nothing sent.
 - **Herdr views kept across an upgrade keep working,** on Linux Herdr 0.9.5 /
   protocol 22. A viewer or follow view kept from 0.7.5 through 0.7.9 now counts
   as the same attachment when only OpenRig's tile script changed, and moves to