志愿提交、资格校验、补录限制、次数上限与自动锁定：[CandidateService.Admissions.cs (line 152)](C:/Users/BI/Documents/EIS-dotnet/src/Eis.Infrastructure/Candidate/CandidateService.Admissions.cs:152) 通用招生记录读取及事务写入：[CandidateAdmissionRepository.cs (line 25)](C:/Users/BI/Documents/EIS-dotnet/src/Eis.Infrastructure/Candidate/CandidateAdmissionRepository.cs:25) 原生路由已接入：[NativeCandidateEndpoints.cs (line 70)](C:/Users/BI/Documents/EIS-dotnet/src/Eis.Web/Candidate/NativeCandidateEndpoints.cs:70) 迁移状态现在会把 Candidate 标记为原生：[MigrationFeatureCatalog.cs (line 12)](C:/Users/BI/Documents/EIS-dotnet/src/Eis.Infrastructure/Migration/MigrationFeatureCatalog.cs:12)
行政区划、学校班级、特长类别校验 证件号码唯一性 自动创建资料审核工作流 资料和用户显示名称原子更新 POST /api/candidate/registrations 资料审核状态、报名时间和科目校验 重复报名防护 自动选择负载最低的审批管理员 报名、科目和审批流原子写入
GET /api/candidate/dashboard GET /api/candidate/notices GET /api/candidate/profile GET /api/candidate/exams GET /api/candidate/registrations
