diff --git a/.custodian-brief.md b/.custodian-brief.md
index c7f0bad..8f70c29 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,18 +2,17 @@
 # Custodian Brief — coordination-engine
 
 **Domain:** communication  
-**Last synced:** 2026-08-25 15:44 UTC  
+**Last synced:** 2026-09-07 13:01 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### Worker coordination service contract
-Progress: 1/4 done  |  workplan_id: `78a91239-ae31-5e03-98c9-54f3cbe90cb5`
+Progress: 2/4 done  |  workplan_id: `78a91239-ae31-5e03-98c9-54f3cbe90cb5`
 
 **Open tasks:**
 - ! Agree adapter and deployment decisions  `1a428ed2`
 - ! Establish OrwellLoggingDiagnostics practice pattern  `4ba98e37`
-- ! Implement the coordination runtime  `074e42ed`
 
 ---
 ## MCP Orientation (when available)