From cc0492397776cefbed6810d920e0380ea01388b9 Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 03:58:52 +0000
Subject: [PATCH 1/2] forge: open work branch for iss-c7e589ce4a08-attempt-1

---
 .forge/iss-c7e589ce4a08-attempt-1.md | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 .forge/iss-c7e589ce4a08-attempt-1.md

diff --git a/.forge/iss-c7e589ce4a08-attempt-1.md b/.forge/iss-c7e589ce4a08-attempt-1.md
new file mode 100644
index 0000000..60ad91f
--- /dev/null
+++ b/.forge/iss-c7e589ce4a08-attempt-1.md
@@ -0,0 +1,3 @@
+# iss-c7e589ce4a08-attempt-1
+
+Forge 이슈 작업 브랜치 `forge/iss-c7e589ce4a08-attempt-1`.

From 71ef32ac912c4bcfe9b9d58925c6a7eef90bf52e Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 03:58:58 +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-c7e589ce4a08)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 docs/architecture/transaction-sequence.md | 25 +++++++++++++++++++++++
 1 file changed, 25 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..0273b19
--- /dev/null
+++ b/docs/architecture/transaction-sequence.md
@@ -0,0 +1,25 @@
+sequenceDiagram
+    participant User
+    participant Payment Gateway
+    participant Database
+    participant Service
+
+    User->>Service: Initiate Payment
+    Service->>Payment Gateway: Send Payment Request
+    alt Successful Payment
+        Payment Gateway-->>Service: Confirm Payment
+        Service->>Database: Record Payment
+        Database-->>Service: Payment Recorded
+        Service-->>User: Payment Success
+    else External Payment Failed
+        Payment Gateway-->>Service: Payment Failed
+        Service-->>User: Payment Failed
+    else Database Failure
+        Service->>Database: Attempt to Record Payment
+        Database-->>Service: Database Error
+        Service-->>User: Unable to process payment
+    end
+    Service->>Database: Commit
+    alt Rollback Required
+        Database->>Database: Rollback Changes
+    end
\ No newline at end of file