diff --git a/.custodian-brief.md b/.custodian-brief.md
index 22d40bc..cadbd5d 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,22 @@
 # Custodian Brief — tenant-engine
 
 **Domain:** infotech  
-**Last synced:** 2026-08-16 16:17 UTC  
+**Last synced:** 2026-08-16 16:26 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### PostgreSQL as the production store, SQLite for dev and test
+Progress: 0/6 done  |  workplan_id: `3bf3b4ab-a116-4914-b2d8-d3c430754956`
+
+**Open tasks:**
+- · T01 - Decide the topology and write the cluster manifest  `b4701256`
+- · T02 - Implement `PostgresTenantStore`  `d7428bc1`
+- · T03 - Backend selection that fails closed  `89c121c6`
+- · T04 - Migrate production data  `51a83eae`
+- · T05 - Cut over the deployment  `03aeae3b`
+- · T06 - Tell the fleet, and close the loop on TEN-WP-0008  `e7adbc64`
+
 ### Bring tenant-engine under the staged-promotion contract
 Progress: 0/4 done  |  workplan_id: `e9da1c15-7beb-48d9-97ab-b657fdf9366e`