test(onboarding): pin the order of CHECKLIST_ITEM_KEYS to the rows

A mutation that moved "categories" after "manualCategory" in the
constant survived: the rows come from computeChecklist, the constant
only orders the skipped and acknowledged steps.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/utils/onboardingChecklist.test.ts

@@ -1,6 +1,11 @@
 import { describe, it, expect } from "vitest";
 import { computeChecklist, shouldAcknowledgeVisitSteps } from "./onboardingChecklist";
-import type { ChecklistItemKey, OnboardingCounters } from "../shared/types";
+import {
+  CHECKLIST_ITEM_KEYS,
+  VISIT_STEP_KEYS,
+  type ChecklistItemKey,
+  type OnboardingCounters,
+} from "../shared/types";
 
 const zero: OnboardingCounters = {
   sources: 0,
@@ -38,6 +43,12 @@ describe("computeChecklist — rows (#351)", () => {
     ]);
   });
 
+  it("CHECKLIST_ITEM_KEYS lists the rows in their order, VISIT_STEP_KEYS the two visit steps", () => {
+    // The reducer keeps skipped and acknowledged steps in this order (`withStep`).
+    expect(CHECKLIST_ITEM_KEYS).toEqual(keys(zero));
+    expect(VISIT_STEP_KEYS).toEqual(["categories", "reports"]);
+  });
+
   it("zero counters → only profile is done (1/8)", () => {
     const list = computeChecklist(zero, open);
     expect(doneKeys(zero)).toEqual(["profile"]);