diff --git a/.custodian-brief.md b/.custodian-brief.md
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 # Custodian Brief — net-kingdom
 
 **Domain:** netkingdom  
-**Last synced:** 2026-05-22 17:24 UTC  
+**Last synced:** 2026-05-22 17:45 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
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 - · Tasks  `d35a1356`
 - · Tasks  `04fd2f92`
 
-### User Engine Isolated MVP
-Progress: 0/7 done  |  workstream_id: `343e035d-41e1-4fc4-b209-6872e4a5fdc8`
-
-**Open tasks:**
-- · Tasks  `81a88eaa`
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-
-### User Engine Multi-Tenancy
-Progress: 0/7 done  |  workstream_id: `2d592e18-e63d-4856-97a1-f8c3e019e150`
-
-**Open tasks:**
-- · Tasks  `d4bb49a9`
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-
-### User Engine Multi-Application And Catalog Support
-Progress: 0/7 done  |  workstream_id: `08398d26-cadf-44bc-97ee-67da790040e6`
-
-**Open tasks:**
-- · Tasks  `9363492d`
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-- · Tasks  `09f38d5c`
-
-### User Engine Integrated Test Scenarios
-Progress: 0/7 done  |  workstream_id: `6f75035a-e056-4eab-8fdb-00a18bacdf87`
-
-**Open tasks:**
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-
-### User Engine Implementation Assessment And Polish
-Progress: 0/7 done  |  workstream_id: `d2daa8b4-8ecf-4377-b382-492e653735f7`
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-**Open tasks:**
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-
 ---
 ## MCP Orientation (when available)
 
diff --git a/workplans/NK-WP-0015-user-engine-isolated-mvp.md b/workplans/archived/260522-NK-WP-0015-user-engine-isolated-mvp.md
similarity index 100%
rename from workplans/NK-WP-0015-user-engine-isolated-mvp.md
rename to workplans/archived/260522-NK-WP-0015-user-engine-isolated-mvp.md
diff --git a/workplans/NK-WP-0016-user-engine-multi-tenancy.md b/workplans/archived/260522-NK-WP-0016-user-engine-multi-tenancy.md
similarity index 100%
rename from workplans/NK-WP-0016-user-engine-multi-tenancy.md
rename to workplans/archived/260522-NK-WP-0016-user-engine-multi-tenancy.md
diff --git a/workplans/NK-WP-0017-user-engine-multi-application-catalogs.md b/workplans/archived/260522-NK-WP-0017-user-engine-multi-application-catalogs.md
similarity index 100%
rename from workplans/NK-WP-0017-user-engine-multi-application-catalogs.md
rename to workplans/archived/260522-NK-WP-0017-user-engine-multi-application-catalogs.md
diff --git a/workplans/NK-WP-0018-user-engine-integrated-test-scenarios.md b/workplans/archived/260522-NK-WP-0018-user-engine-integrated-test-scenarios.md
similarity index 100%
rename from workplans/NK-WP-0018-user-engine-integrated-test-scenarios.md
rename to workplans/archived/260522-NK-WP-0018-user-engine-integrated-test-scenarios.md
diff --git a/workplans/NK-WP-0019-user-engine-finalization-polish.md b/workplans/archived/260522-NK-WP-0019-user-engine-finalization-polish.md
similarity index 100%
rename from workplans/NK-WP-0019-user-engine-finalization-polish.md
rename to workplans/archived/260522-NK-WP-0019-user-engine-finalization-polish.md