- EnergyHydrogenDetailMapper: 新增 selectUnbilledByPeriod 按时间段查询未出账明细 - HydrogenRecordService/Impl: 新增 batchMatch 批量重新匹配失败记录 - EnergyBillService/Impl: 新增 batchGenerateByPeriod 按月自动分组生成账单 - HydrogenRecordController: 新增 POST /batch-match 接口 - EnergyBillController: 新增 POST /batch-generate-by-period 接口 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>