增加支付宝网关地址配置

video-gen-app/src/pages/admin/AdminPaymentConfig.tsx

@@ -93,6 +93,7 @@ const AdminPaymentConfig: React.FC = () => {
           alipay_app_id: '',
           alipay_private_key: '',
           alipay_public_key: '',
+          alipay_gateway: '',
           alipay_notify_url: '',
         }}>
           <Form.Item name="alipay_app_id" label="AppID">
@@ -104,7 +105,10 @@ const AdminPaymentConfig: React.FC = () => {
           <Form.Item name="alipay_public_key" label="支付宝公钥">
             <Input.TextArea rows={3} placeholder="支付宝公钥" disabled={!alipayEnabled} />
           </Form.Item>
-          <Form.Item name="alipay_notify_url" label="回调地址">
+          <Form.Item name="alipay_gateway" label="网关地址" extra="正式环境: https://openapi.alipay.com/gateway.do  沙箱环境: https://openapi-sandbox.dl.alipaydev.com/gateway.do">
+            <Input placeholder="https://openapi.alipay.com/gateway.do" size="large" disabled={!alipayEnabled} />
+          </Form.Item>
+          <Form.Item name="alipay_notify_url" label="回调地址" extra="用户支付成功后，支付宝会主动通知此地址，服务器收到通知后给用户加积分">
             <Input placeholder="https://yourdomain.com/api/payments/alipay/callback" size="large" disabled={!alipayEnabled} />
           </Form.Item>
         </Form>