重构项目结构，将数据层集中在 lib 包中；resource 类型更新，支持多个子套餐类型分别表示；新增长效套餐的购买流程，以及已购查询功能

src/app/admin/bills/page.tsx

@@ -174,12 +174,6 @@ export default function BillsPage(props: BillsPageProps) {
           }, {
             accessorKey: 'type', header: `类型`, cell: ({row}) => (
               <div className={`flex gap-2 items-center`}>
-                {row.original.type === 2 && (
-                  <div className={`flex gap-2 items-center bg-blue-50 w-fit px-2 py-1 rounded-md`}>
-                    <CreditCard size={16}/>
-                    <span>充值</span>
-                  </div>
-                )}
                 {row.original.type === 1 && (
                   <div className={`flex gap-2 items-center bg-orange-50 w-fit px-2 py-1 rounded-md`}>
                     <CreditCard size={16}/>
@@ -192,6 +186,12 @@ export default function BillsPage(props: BillsPageProps) {
                     <span>退款</span>
                   </div>
                 )}
+                {row.original.type === 3 && (
+                  <div className={`flex gap-2 items-center bg-blue-50 w-fit px-2 py-1 rounded-md`}>
+                    <CreditCard size={16}/>
+                    <span>充值</span>
+                  </div>
+                )}
               </div>
             ),
           },
@@ -238,7 +238,7 @@ export default function BillsPage(props: BillsPageProps) {
           {
             accessorKey: 'amount', header: `支付信息`, cell: ({row}) => (
               <div className={`flex gap-1`}>
-                <span>
+                <span className={`text-sm`}>
                   {!row.original.trade && '余额'}
                   {row.original.trade && row.original.trade.method === 1 && '支付宝'}
                   {row.original.trade && row.original.trade.method === 2 && '微信'}