Add wechat pay support (#208)

* feat: Add 'wechat_pay' to payment method types

* chore: Update CHANGELOG to include 'wechat_pay' payment method support

Author: willme-paddle

CHANGELOG.md

@@ -20,6 +20,14 @@ in a response, this weakens the Typescript type but does not cause existing usag
 This means when upgrading minor versions of the SDK, you may notice type errors. You can safely ignore these or fix by
 adding additional type guards.
 
+## Unreleased
+
+### Added
+
+- Added support for `wechat_pay` payment method.
+
+---
+
 ## 3.5.0 - 2025-12-16
 
 ### Added

src/enums/payment-method/type.ts

@@ -22,4 +22,5 @@ export type SavedPaymentMethodType =
   | 'paypal'
   | 'pix'
   | 'samsung_pay'
-  | 'upi';
+  | 'upi'
+  | 'wechat_pay';

src/enums/shared/available-payment-methods.ts

@@ -24,4 +24,5 @@ export type AvailablePaymentMethod =
   | 'paypal'
   | 'pix'
   | 'samsung_pay'
-  | 'upi';
+  | 'upi'
+  | 'wechat_pay';

src/enums/shared/payment-type.ts

@@ -27,4 +27,5 @@ export type PaymentType =
   | 'samsung_pay'
   | 'unknown'
   | 'upi'
+  | 'wechat_pay'
   | 'wire_transfer';