完善账单功能，移除状态字段并优化支付资源创建逻辑

src/app/(api)/alipay/callback/rouute.ts

@@ -0,0 +1,5 @@
+import {NextRequest} from 'next/server'
+
+export async function GET(req: NextRequest) {
+
+}

src/app/(api)/wechatpay/callback/rouute.ts

@@ -0,0 +1,5 @@
+import {NextRequest} from 'next/server'
+
+export async function GET(req: NextRequest) {
+
+}