zty 3da1fb1282 refactor(material): 健康档定格到 health_level, 去掉实时 health_tier ... - 新增一次性迁移脚本 migrate-health-level.ts: 按当前全库三分位写入 health_level(覆盖手动值, 公共材料补齐) - rankAndPaginate 改为只注解 ypt(排序用), 分组改按持久化 health_level; 移除 loadTierClassifier - annotate -> annotateYpt; 单测同步更新		2026-07-12 21:48:08 -04:00
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migrate-health-level.ts	refactor(material): 健康档定格到 health_level, 去掉实时 health_tier	2026-07-12 21:48:08 -04:00