Count Fartooth granted layers on doll swaps (#415, #429)

docs/history/0.2.3.md

@@ -77,3 +77,13 @@ whole selection before copying, and always removes it and restores focus, includ
 The secure Clipboard API remains first choice; a failed fallback returns false for the existing manual-copy UI.
 Shared invite/loadout copying uses the same helper. Device tests passed 16/16; independent interaction probes
 passed 12/12. The real nested-dialog regression is included in `test/ui/modal.e2e.test.js` for integration testing.
+
+### 28.5 远牙's granted trait on substitute switches — #415 / PR #429
+
+Ported from [PR #429](https://github.com/sganggs/Stronghold-Protocol/pull/429) by @CXUtk; reported and
+original-mode interaction confirmed by @rosexxxp. The official activity table supplies the amounts:
+`garrison_148_a/b` grants `garrison_108_a/b`, +4/+8 to active 卡西米尔 and 精准, capped at 24/48 per battle.
+Only that granted trait additionally listens to `dollSwap`, in both directions, through the existing gain function.
+Deployment and switches share the original cap, active-bond checks and grant deduplication. Other deployment
+traits keep their existing triggers. The 7 regression cases cover both real dollkeepers, natural and S2 returns,
+shared caps, duplicate grant holders, inactive bonds and unrelated timed windows.