From 2bc7c0718be0baa402f796017e288cade0e84b26 Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:41:39 +0000
Subject: [PATCH 1/4] forge: open work branch for iss-155aa95ea6df-attempt-2

---
 .forge/iss-155aa95ea6df-attempt-2.md | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 .forge/iss-155aa95ea6df-attempt-2.md

diff --git a/.forge/iss-155aa95ea6df-attempt-2.md b/.forge/iss-155aa95ea6df-attempt-2.md
new file mode 100644
index 0000000..b17bde5
--- /dev/null
+++ b/.forge/iss-155aa95ea6df-attempt-2.md
@@ -0,0 +1,3 @@
+# iss-155aa95ea6df-attempt-2
+
+Forge 이슈 작업 브랜치 `forge/iss-155aa95ea6df-attempt-2`.

From 040b29aa5afa0fa01fa0f7a0261506ea041319ac Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:41:46 +0000
Subject: [PATCH 2/4] =?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-155aa95ea6df)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 docs/architecture/transaction-sequence.md | 37 +++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 docs/architecture/transaction-sequence.md

diff --git a/docs/architecture/transaction-sequence.md b/docs/architecture/transaction-sequence.md
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index 0000000..7aeb9e7
--- /dev/null
+++ b/docs/architecture/transaction-sequence.md
@@ -0,0 +1,37 @@
+```mermaid
+sequenceDiagram
+    participant User as User
+    participant Checkout as Checkout Service
+    participant Payment as Payment Gateway
+    participant DB as Database
+
+    %% Normal flow
+    User->>Checkout: Initiate Checkout
+    Checkout->>DB: Save Order
+    DB-->>Checkout: Order Confirmation
+    Checkout->>Payment: Process Payment
+    Payment-->>Checkout: Payment Success
+    Checkout->>User: Payment Successful
+
+    %% External failure
+    User->>Checkout: Initiate Checkout
+    Checkout->>DB: Save Order
+    DB-->>Checkout: Order Confirmation
+    Checkout->>Payment: Process Payment
+    Payment-->>Checkout: Payment Failure
+    Checkout->>DB: Rollback Order
+    DB-->>Checkout: Order Rollback
+    Checkout->>User: Payment Failed
+
+    %% DB failure
+    User->>Checkout: Initiate Checkout
+    Checkout->>DB: Save Order
+    DB-->>Checkout: Order Confirmation
+    Checkout->>Payment: Process Payment
+    Payment-->>Checkout: Payment Success
+    Checkout->>DB: Commit Order
+    DB-->>Checkout: Error
+    Checkout->>DB: Rollback Order
+    DB-->>Checkout: Order Rollback
+    Checkout->>User: Payment Successful, Order Error
+```
\ No newline at end of file

From 5dd7302aa9a1accc5ce4a366d7d3c83f16f83745 Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:42:44 +0000
Subject: [PATCH 3/4] forge: open work branch for iss-8fd82b653bff-attempt-1

---
 .forge/iss-8fd82b653bff-attempt-1.md | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 .forge/iss-8fd82b653bff-attempt-1.md

diff --git a/.forge/iss-8fd82b653bff-attempt-1.md b/.forge/iss-8fd82b653bff-attempt-1.md
new file mode 100644
index 0000000..642c13c
--- /dev/null
+++ b/.forge/iss-8fd82b653bff-attempt-1.md
@@ -0,0 +1,3 @@
+# iss-8fd82b653bff-attempt-1
+
+Forge 이슈 작업 브랜치 `forge/iss-8fd82b653bff-attempt-1`.

From 0541f0a9899241e8a1c0c0cebe0d69584d3b1274 Mon Sep 17 00:00:00 2001
From: forge-bot <bot@forge.local>
Date: Sun, 12 Jul 2026 04:43:52 +0000
Subject: [PATCH 4/4] =?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(1/2)=20(2/2)=20(iss-8fd82b653bff)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 docs/architecture/package-map.md | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 docs/architecture/package-map.md

diff --git a/docs/architecture/package-map.md b/docs/architecture/package-map.md
new file mode 100644
index 0000000..0cfee4d
--- /dev/null
+++ b/docs/architecture/package-map.md
@@ -0,0 +1,9 @@
+# Package Map
+
+| Package        | Responsibility                                      | Forbidden Dependencies |
+|----------------|----------------------------------------------------|------------------------|
+| controller     | Handle HTTP requests and responses                  | domain                 |
+| service        | Business logic and transaction management           | domain, integration     |
+| repository     | Data access and retrieval                           | service                 |
+| domain         | Core domain logic and entities                      | controller, service, repository |
+| integration     | External service communication                     | service                 |
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