feat(FN-4485): stabilize verification gates for delivery

Commits merged:
- fix(FN-4485): stabilize verification gates for delivery

Files changed:
packages/core/src/__tests__/db-migrate.test.ts |  2 +-
 packages/engine/src/executor.ts                | 82 --------------------------
 2 files changed, 1 insertion(+), 83 deletions(-)

Fusion-Task-Id: FN-4485

Fusion-Task-Lineage: 034088dc-ebc4-4e12-8314-39419d41b23f

packages/core/src/__tests__/db-migrate.test.ts

@@ -715,7 +715,7 @@ describe("schema migration", () => {
     const rows = db.prepare("SELECT id, mode, gateMode FROM workflow_steps ORDER BY id ASC").all() as Array<{ id: string; mode: string; gateMode: string }>;
     expect(rows).toEqual([
       { id: "WS-001", mode: "prompt", gateMode: "advisory" },
-      { id: "WS-002", mode: "script", gateMode: "advisory" },
+      { id: "WS-002", mode: "script", gateMode: "gate" },
     ]);
     expect(db.getSchemaVersion()).toBe(77);