Add instant payment collection flow aligned with Android.

Implement收款详情与收款记录 pages with pay-code API, QR generation, amount setting, and record grouping so merchants can collect payments from the home quick action.

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Features/Payment/API/PaymentAPI.swift

@@ -0,0 +1,38 @@
+//
+//  PaymentAPI.swift
+//  suixinkan
+//
+
+import Foundation
+
+@MainActor
+/// 收款相关 API，封装摄影师收款码与收款记录接口。
+final class PaymentAPI {
+    private let client: APIClient
+
+    init(client: APIClient) {
+        self.client = client
+    }
+
+    /// 拉取当前景区的静态/动态支付 URL。
+    func payCode(scenicId: Int) async throws -> PayCodeResponse {
+        try await client.send(
+            APIRequest(
+                method: .get,
+                path: "/api/yf-handset-app/photog/pay-code",
+                queryItems: [URLQueryItem(name: "scenic_id", value: String(scenicId))]
+            )
+        )
+    }
+
+    /// 拉取近 7 天收款记录。
+    func collectionRecord(scenicId: Int) async throws -> RepaymentCollectionRecordResponse {
+        try await client.send(
+            APIRequest(
+                method: .get,
+                path: "/api/yf-handset-app/photog/order/photo-scan-order-list",
+                queryItems: [URLQueryItem(name: "scenic_id", value: String(scenicId))]
+            )
+        )
+    }
+}