feat(player,admin): 钱包卡片与登录页 UI 优化

- 玩家端我的页：钱包背景图、银行卡式排版、自定义语言下拉与投注规则折叠

- 管理端登录：左右布局、金边半透明卡片、自定义语言选择

- 修复 API promotePlayerToTier1Agent 返回类型导致编译失败

apps/player/src/main.ts

@@ -48,6 +48,7 @@ const i18n = createI18n({
       wallet: {
         balance: '余额',
         cash_balance: '现金余额',
+        card_holder: '持卡人',
         unsettled: '未结算',
         available: '可用',
         no_records: '暂无账单记录',
@@ -231,6 +232,7 @@ const i18n = createI18n({
       wallet: {
         balance: 'Balance',
         cash_balance: 'Cash Balance',
+        card_holder: 'Cardholder',
         unsettled: 'Unsettled',
         available: 'Available',
         no_records: 'No records',
@@ -420,6 +422,7 @@ const i18n = createI18n({
       wallet: {
         balance: 'Baki',
         cash_balance: 'Baki Tunai',
+        card_holder: 'Pemegang',
         unsettled: 'Belum Selesai',
         available: 'Tersedia',
         no_records: 'Tiada rekod',