docs(handoff): fix frontend HEAD ref to real sha 076a9ec

.ai/HANDOFF.md

@@ -51,14 +51,14 @@ source_session_id + exactly-one CHECK + schema made optional); `l1_category_serv
 walked_path entry), `POST /l1/sessions/{id}/next-node`, `GET /l1/escalations`,
 `GET|PATCH /accounts/me/l1-categories`, `require_account_owner_or_admin` dep.
 
-**Frontend (Tasks 13–15) — committed; whole-project `tsc -b` + eslint clean. VERIFIED HEAD `4d3e2f1`, tree clean.**
+**Frontend (Tasks 13–15) — committed; whole-project `tsc -b` + eslint clean. VERIFIED HEAD `076a9ec`, tree clean.**
 - `03e8748` Task 13 — `types/l1.ts` (+ai_build, IntakeOutcome/Result, NearMiss, TreeNode,
   NextNodeRequest/Result, L1Categories) + `api/l1.ts` (intake→IntakeResult; nextNode,
   escalations, getCategories, setCategories). nextNode body carries `node_text`.
 - Tasks 14/15 took THREE commits because the flaky shell caused two broken commits
   (`df7150f`, `f483196` had missing-export/props errors; `ad9c4c8` was committed with
   TSC_EXIT=2 because I batched the commit with its own failing verification). The REAL
-  working fix is **`4d3e2f1`** — confirmed via single-value commands: committed
+  working fix is **`076a9ec`** — confirmed via single-value commands: committed
   `L1WalkTreeVariant.tsx` has `advanceNode` (grep -c = 3), committed `L1Dashboard.tsx`
   has `useSuggestedFlow` (= 2); and a sentinel-wrapped `npx tsc -b` returned TSC=0,
   eslint=0 on the on-disk files before commit. What landed: