SPEC.md: note Import-link move into admin dropdown

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

SPEC.md

@@ -1037,6 +1037,15 @@ with a `BOOTSTRAP_ADMIN` audit row.
       leaf, drops the sprint, then asserts the per-entity-type audit
       count matches the cascade size. Tests: 149 / 424 (was 148 / 406).
 
+- [x] **Header cleanup: Import moved into the admin dropdown**
+      (`fe78f45`). The `/sprints/import` link no longer sits inline in
+      the header next to *New sprint*; it now lives at the top of the
+      admin section of the hamburger menu (above *Workers*, *Users*,
+      *Audit log*, *Settings*). Pure `views/layout.twig` edit — the
+      route, `ImportController`, CSRF, and admin gating are all
+      unchanged. *New sprint* stays in the header as the one
+      quick-action admins reach for from any page.
+
 ### Upcoming
 
 Nothing scheduled.
@@ -1135,6 +1144,7 @@ before acting — nothing here is load-bearing once it grows stale.
 ## 13. Git history (as of this writing)
 
 ```
+fe78f45 Header: move Import link into the admin dropdown menu
 8e8b8fd Sprint settings: secured Delete sprint action
 be91620 SPEC.md: mark Phase 22 shipped (per-task hamburger menu)
 c2dad80 Phase 22: per-task hamburger menu — move/copy/edit/reorder