feat(rel-006): dcy-022/023 + BAT-032~034 — 실행 정책·qty 검증·allocated_capital 제거 통합

BAT-032 (dcy-022): timeout_sec/slippage_pct 실행 정책, 미체결 자동 취소,
보호 지정가, `trex-core cancel` 백스톱. 마이그레이션 012.
BAT-033: `trex-core enter --qty` 필수 검증 — 미지정 시 RPC 전 즉시 오류.
BAT-034 (dcy-023): allocated_capital 죽은 필드 전 경로 제거 (domain·intent·
persistence·snapshot·CLI). 마이그레이션 013(비가역 DROP). 외부 발신자
unknown key 무시 수신 의미론 적용.
REL-006 confirmed: BAT-026~034 통합 릴리즈, pre-release smoke 증거 포함.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/domain/slot/test_service.py

@@ -54,7 +54,6 @@ class TestTransitHappyPath:
             actor="buy_decision_thread",
             symbol="005930",
             qty=10,
-            allocated_capital=1_000_000,
             strategy_id="orb_v1",
         )
         assert updated.status is SlotState.PENDING_BUY
@@ -94,7 +93,7 @@ class TestTransitHappyPath:
         service.transit_slot(
             slot.slot_id, SlotState.INACTIVE, SlotState.PENDING_BUY,
             reason="orb_breakout", actor="buy", symbol="005930", qty=10,
-            allocated_capital=1_000_000, strategy_id="orb_v1",
+            strategy_id="orb_v1",
         )
         rolled = service.transit_slot(
             slot.slot_id, SlotState.PENDING_BUY, SlotState.INACTIVE,
@@ -102,7 +101,6 @@ class TestTransitHappyPath:
         )
         assert rolled.status is SlotState.INACTIVE
         assert rolled.qty is None
-        assert rolled.allocated_capital is None
         assert rolled.strategy_id is None
         assert rolled.limit_price is None
         assert rolled.broker_order_id is None