From 0f04b202a57c139cb6e1f0d9b49e72287280aa86 Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:12:56 +0000
Subject: [PATCH 1/2] forge: open work branch for iss-1b3092823a38-attempt-1

---
 .forge/iss-1b3092823a38-attempt-1.md | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 .forge/iss-1b3092823a38-attempt-1.md

diff --git a/.forge/iss-1b3092823a38-attempt-1.md b/.forge/iss-1b3092823a38-attempt-1.md
new file mode 100644
index 0000000..4aa3b04
--- /dev/null
+++ b/.forge/iss-1b3092823a38-attempt-1.md
@@ -0,0 +1,3 @@
+# iss-1b3092823a38-attempt-1
+
+Forge 이슈 작업 브랜치 `forge/iss-1b3092823a38-attempt-1`.

From 301842a474c4f10ae317f3c3b6bc71f73859b3af Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:13:02 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=EA=B2=B0=EC=A0=9C=20=EC=A0=84=ED=99=98=20?=
 =?UTF-8?q?=EB=AA=A9=ED=91=9C=20=EC=95=84=ED=82=A4=ED=85=8D=EC=B2=98=20?=
 =?UTF-8?q?=EC=A0=95=EC=9D=98=20(2/2)=20(iss-1b3092823a38)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 docs/architecture/transaction-sequence.md | 34 +++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 docs/architecture/transaction-sequence.md

diff --git a/docs/architecture/transaction-sequence.md b/docs/architecture/transaction-sequence.md
new file mode 100644
index 0000000..6a43240
--- /dev/null
+++ b/docs/architecture/transaction-sequence.md
@@ -0,0 +1,34 @@
+sequenceDiagram
+    participant User
+    participant Payment Service
+    participant DB
+    participant External Gateway
+
+    User->>Payment Service: Initiate Payment
+    activate Payment Service
+    Payment Service->>DB: Begin Transaction
+    activate DB
+    DB-->>Payment Service: Transaction Started
+    deactivate DB
+    Payment Service->>External Gateway: Request Payment Authorization
+    activate External Gateway
+
+    alt Successful Authorization
+        External Gateway-->>Payment Service: Authorization Success
+        Payment Service->>DB: Commit Transaction
+        activate DB
+        DB-->>Payment Service: Transaction Committed
+        deactivate DB
+        Payment Service-->>User: Payment Successful
+    else Authorization Failed
+        External Gateway-->>Payment Service: Authorization Failure
+        Payment Service->>DB: Rollback Transaction
+        activate DB
+        DB-->>Payment Service: Transaction Rolled Back
+        deactivate DB
+        Payment Service-->>User: Payment Failed
+    end
+
+autonumber
+
+