diff --git a/.forge/SPRING-ARC-FINDINGS-1783836352-attempt-1-run-2cbc0166fd70.md b/.forge/SPRING-ARC-FINDINGS-1783836352-attempt-1-run-2cbc0166fd70.md
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@@ -0,0 +1,3 @@
+# SPRING-ARC-FINDINGS-1783836352-attempt-1-run-2cbc0166fd70
+
+Forge 이슈 작업 브랜치 `forge/SPRING-ARC-FINDINGS-1783836352-attempt-1-run-2cbc0166fd70`.
diff --git a/.forge/iss-d0bdbb1b07fc-attempt-2-run-11c166a4a0e1.md b/.forge/iss-d0bdbb1b07fc-attempt-2-run-11c166a4a0e1.md
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--- a/.forge/iss-d0bdbb1b07fc-attempt-2-run-11c166a4a0e1.md
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-# iss-d0bdbb1b07fc-attempt-2-run-11c166a4a0e1
-
-Forge 이슈 작업 브랜치 `forge/iss-d0bdbb1b07fc-attempt-2-run-11c166a4a0e1`.
diff --git a/docs/architecture/transaction-sequence.md b/docs/architecture/transaction-sequence.md
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----
-# 결제 전환 아키텍처
-
-## 트랜잭션 시퀀스 다이어그램
-
-```mermaid
-sequenceDiagram
-    participant User
-    participant PaymentGateway
-    participant Database
-    participant Application
-
-    User->>Application: 결제 요청
-    Application->>Database: 트랜잭션 시작
-    Application->>PaymentGateway: 결제 요청
-    alt 정상 흐름
-        PaymentGateway-->>Application: 결제 성공
-        Application->>Database: 트랜잭션 커밋
-        Database-->>Application: 커밋 완료
-        Application-->>User: 결제 완료
-    else 외부 실패
-        PaymentGateway-->>Application: 결제 실패
-        Application->>Database: 트랜잭션 롤백
-        Database-->>Application: 롤백 완료
-        Application-->>User: 결제 실패
-    else DB 실패
-        Application->>Database: 트랜잭션 롤백
-        Database-->>Application: 롤백 실패
-        Application-->>User: 시스템 오류
-    end
-```
-
-## 주의사항
-- 외부 결제 gateway는 port interface 뒤에 두고 domain에서 adapter를 직접 참조하지 않는다.
----
\ No newline at end of file