diff --git a/.custodian-brief.md b/.custodian-brief.md
index d6c066b..4146dfa 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -7,6 +7,16 @@
 
 ## Active Workstreams
 
+### Operator-installable local alpha session
+Progress: 0/5 done  |  workplan_id: `d9f3ddd6-cf3a-54f4-a206-d66a76cd9c7e`
+
+**Open tasks:**
+- ! Prove the installed local session end to end  `76990b5d`
+- ! Publish the alpha quickstart and evidence  `e98eda1e`
+- · Add the user-level install target  `017c4c30`
+- · Make session startup match the CLI contract  `8e926f2b`
+- · Add installation and startup preflight  `479dd94e`
+
 ### Coordination-engine adapter boundary
 Progress: 0/3 done  |  workplan_id: `48da5fa7-b7bf-5d13-8edc-b90f266e241c`