fix(invoice): 修正发票金额计算逻辑

- 将金额乘以100改为除以100以获得正确的数值
- 确保货币金额在存储前被正确转换为浮点数
- 保留两位小数精度以匹配财务数据标准

src/Infrastructure/Repository/InvoiceRepo.php

@@ -47,7 +47,7 @@ final class InvoiceRepo extends AbstractRepo implements InvoiceRepoInterface
                 'country' => $cmd->country,
                 'zip' => $cmd->zipCode,
                 'price' => [
-                    'amount' => (float)bcmul($money->getAmount(), '100', 2),
+                    'amount' => (float)bcdiv($money->getAmount(), '100', 2),
                     'currency' => [
                         'code' => $money->getCurrency()->getCode(),
                         'symbol' => $cmd->currencySymbol,