diff --git a/.custodian-brief.md b/.custodian-brief.md
index c4ea1b7..6a11119 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,21 @@
 # Custodian Brief — issue-core
 
 **Domain:** infotech  
-**Last synced:** 2026-08-03 16:54 UTC  
+**Last synced:** 2026-08-19 18:15 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### rapp-issue-core: move the runtime off CoulombCore onto railiance01
+Progress: 2/7 done  |  workplan_id: `a2bc717a-64cf-45fa-8a9d-59d3bc9e96c7`
+
+**Open tasks:**
+- · Tasks  `e0427de0`
+- · Tasks  `d6e5e2ac`
+- · Tasks  `21974fbd`
+- · Tasks  `3fdbd9ab`
+- · Tasks  `668e37dc`
+
 ### Forgejo-only forge + projection boundary (not ops queue)
 Progress: 0/4 done  |  workplan_id: `0b75b7ae-c8e3-4737-8fa8-2f60a12e6d14`
 
@@ -16,11 +26,6 @@ Progress: 0/4 done  |  workplan_id: `0b75b7ae-c8e3-4737-8fa8-2f60a12e6d14`
 - · T03 — Connector docs: projection path only  `41bd7596`
 - · T04 — Coordinate rein-aharness intake docs  `8f217196`
 
-## Inbox Hygiene
-
-**Stale unread:** 1 message(s) older than 3 day(s) — triage at session start.
-**Missing thread_id:** 1 unread message(s) lack supersession chains.
-
 ---
 ## MCP Orientation (when available)