feat(execution,obs): 호가단위 스냅(dcy-030/#28) + 운영 관측성(dcy-029/#29) + REL-007 환류

dcy-030 (issue #28, P0 체결 복구):
- REQ-083 KRX 호가단위(tick) 순수 유틸 (domain/pricing.py)
- REQ-070 CHG: 슬리피지 실효가 호가단위 스냅 — 상한 준수(매수 floor/매도 ceil)
  + band<1tick 하한/상한 보장 + 부동소수 epsilon 가드. 147700→148400/54500→54700.
- BAT-044 release-candidate

dcy-029 (issue #29, 운영 관측성):
- REQ-084 구조화 로깅 기반 (runtime/logging_setup.py): ISO8601 KST·레벨·Loki JSON
  ·correlation id(slot_id)
- REQ-085 주문 결과 로깅 (event=order_submit|fill|reject)
- REQ-087 거부 ERROR 가시성 (조용한 롤백 제거)
- REQ-086 청산 reason+actor 동반 노출 (안전망/전략 구분, 신규 필드 없음)
- REQ-088 운영 조회 CLI report (application/operator_report.py, 보유·오늘 체결
  ·실현 PnL net·대기, direct-DB)
- REQ-089 운영자 런북 docs/operations.md
- REQ-090 baseline 정합 (runtime-flows·project-structure·interface-contract)
- BAT-045(P0)·BAT-046(P1) release-candidate

REL-007: confirmed → feedback-captured (운영 인스턴스 라이브 검증 + #28/#29 환류
정규화). BAT-037~041 released.

검증: 537 passed, 47 skipped, 회귀 0, ruff clean.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

docs/releases/index.md

@@ -14,4 +14,4 @@
 | REL-004 | app-service | feedback-captured | BAT-014, BAT-015, BAT-016, BAT-017, BAT-018, BAT-019, BAT-020, BAT-021, BAT-022, BAT-023 | dcy-010 (safety-sell 쿨다운) + dcy-011~017 (buy/sell 계약·KIS 취소·trading_date TZ·ledger 백오프 버그픽스 + 운영자 CLI + 워치독 가시화) + dcy-016 후속(슬롯 상태 가시화) + dcy-018 (ledger 현금/포지션 write-back, option D) — 통합 릴리즈 | [rel-004](rel-004_20260608_safety-cooldown-bugfix-hardening-cli.md) |
 | REL-005 | app-service | feedback-captured | BAT-024, BAT-025 | dcy-016 후속/issue #17 (operator enter --forced-close-at) + dcy-019/issue #18 (slot entry_count + closed 슬롯 재할당) — 통합 릴리즈 | [rel-005](rel-005_20260609_operator-forced-close-and-slot-reallocation.md) |
 | REL-006 | app-service | feedback-captured | BAT-026, BAT-027, BAT-028, BAT-029, BAT-030, BAT-031, BAT-032, BAT-033, BAT-034, BAT-035, BAT-036 | dcy-020 (자산 중심 영구 슬롯 α~δ cutover) + dcy-021 (포지션 사이징/issue #1·#5) + dcy-022 (실행 정책/issue #21) + dcy-023 (allocated_capital 제거/issue #22) + dcy-024 (safety_sell_enabled/issue #15) + dcy-025 (slots.req 교체·REQ-028 Deprecated) + REQ-048·010 CHG (config-dir) + REQ-032 CHG (enter --qty/issue #23) — 통합 릴리즈 | [rel-006](rel-006_20260611_asset-centric-sizing-execution-policy.md) |
-| REL-007 | app-service | confirmed | BAT-037, BAT-038, BAT-039, BAT-040, BAT-041 | dcy-025 (REQ-073 CHG — available_slots hint) + dcy-026/issue #24 (매도세 정정) + issue #4 (paper seq Redis) + issue #25 (slots RPC DB 필터) + dcy-027/issue #20 (중장기 인스턴스 프로파일) — 통합 릴리즈 | [rel-007](rel-007_20260612_slots-rpc-fee-paper-longterm.md) |
+| REL-007 | app-service | feedback-captured | BAT-037, BAT-038, BAT-039, BAT-040, BAT-041 | dcy-025 (REQ-073 CHG — available_slots hint) + dcy-026/issue #24 (매도세 정정) + issue #4 (paper seq Redis) + issue #25 (slots RPC DB 필터) + dcy-027/issue #20 (중장기 인스턴스 프로파일) — 통합 릴리즈 | [rel-007](rel-007_20260612_slots-rpc-fee-paper-longterm.md) |