fix(#27): 客户充值页面Bug修复

- 修复充值500错误:tier ID为非UUID字符串导致uuid.UUID()崩溃,添加_safe_uuid()兜底
- 改善充值错误提示:错误码映射为中文,未知错误显示"充值失败,请稍后重试"
- 修复经办人/日期重叠:从水平并排改为各占一行
- 支付方式未输入金额时按钮置灰不可点击
- 支付方式栏样式对齐Figma:白底+主题色描边替代原桃色背景
- 抽取generateUUID()到src/utils/id.ts,充值规则tier ID改用标准UUID
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Status Job ID Name Coverage
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passed #128539
studio-2023
ci-build

00:08:11