1.3.7

给 task任务 和 迁移脚本 增加 宕机恢复机制.. 避免因为某一任务 报错把 整个服务挂了
修正 原有各层 空指针导致的 panic 问题

Add a crash recovery mechanism for tasks and migration scripts to avoid the entire service crashing due to a single task error.
Fix the panic issues caused by null pointers in various existing layers.

Full Changelog: 1.3.6...1.3.7