diff --git a/.custodian-brief.md b/.custodian-brief.md
index b7d7a58..6b89f82 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,19 @@
 # Custodian Brief — tmux-amq
 
 **Domain:** communication  
-**Last synced:** 2026-08-24 21:03 UTC  
+**Last synced:** 2026-08-24 21:17 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### Interactive recipient-aware message composer
+Progress: 0/3 done  |  workplan_id: `8005dcc7-2433-5484-82e3-d528eaf6d967`
+
+**Open tasks:**
+- ► Expose session recipients to the generic command  `320e4c7c`
+- · Implement the terminal composer  `6973e046`
+- · Prove and document the interaction  `85b8bb9f`
+
 ### Delivery reliability and practical integration evidence
 Progress: 1/4 done  |  workplan_id: `7961275b-8f1f-5827-b9fc-46b3ac35fb73`