알림톡 상세 및 설정 페이지 다국어 지원 추가

알림톡 상세 페이지와 설정 페이지에 대한 다국어 지원을 추가했습니다.

변경사항:
- 상세 페이지: 페이지 타이틀, 거래 정보 레이블 다국어화
- 설정 페이지: 페이지 타이틀, 안내 문구, 폼 레이블, 서비스 종류, 버튼, 메시지 다국어화

번역 키 추가:
- detailTitle: 알림톡 발송 상세 / Alimtalk Send Detail
- transactionInfo: 거래 정보 / Transaction Information
- serviceName, sendKind, buyerName, paymentService, notificationDivision, sendDivision
- settingNotice1, settingNotice2: 설정 안내 문구
- merchant, sendToMerchant, sendToCustomer
- 서비스 종류: creditCardApproval, creditCardCancel, bankTransferApproval, bankTransferCancel, virtualAccountDepositRequest, virtualAccountDepositComplete, virtualAccountRefund
- saveSuccess, saveFailed, unknownError

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/locales/en.json

@@ -1056,6 +1056,7 @@
         },
         "alimtalk": {
             "title": "Alimtalk Payment Notification",
+            "detailTitle": "Alimtalk Send Detail",
             "buyer": "Buyer",
             "depositRequest": "Deposit Request",
             "depositComplete": "Deposit Complete",
@@ -1065,7 +1066,29 @@
             "notificationCategory": "Notification Category",
             "sendType": "Send Type",
             "sendCategory": "Send Category",
-            "serviceSetting": "Service Settings"
+            "serviceSetting": "Service Settings",
+            "transactionInfo": "Transaction Information",
+            "serviceName": "Service Name",
+            "sendKind": "Send Type",
+            "buyerName": "Buyer Name",
+            "paymentService": "Payment Service",
+            "notificationDivision": "Notification Division",
+            "sendDivision": "Send Division",
+            "settingNotice1": "You can set the recipients for Alimtalk notifications.",
+            "settingNotice2": "Please configure the recipients and types for Alimtalk notifications.",
+            "merchant": "Merchant",
+            "sendToMerchant": "Send to Merchant",
+            "sendToCustomer": "Send to Customer",
+            "creditCardApproval": "Credit Card (Approval)",
+            "creditCardCancel": "Credit Card (Cancel)",
+            "bankTransferApproval": "Bank Transfer (Approval)",
+            "bankTransferCancel": "Bank Transfer (Cancel)",
+            "virtualAccountDepositRequest": "Virtual Account (Deposit Request)",
+            "virtualAccountDepositComplete": "Virtual Account (Deposit Complete)",
+            "virtualAccountRefund": "Virtual Account (Refund)",
+            "saveSuccess": "Saved successfully.",
+            "saveFailed": "Save failed.",
+            "unknownError": "Unknown error"
         },
         "payout": {
             "title": "Payout",