Simple Memory
简单记忆：每种节点只负责一类清晰动作。
Guide
Trigger：流程入口。
Logic：业务计算和数据整理。
Data：数据库读写。
Branch：条件分支和路径选择。
Domain Service：调用可复用业务能力。
Transaction：事务边界和回滚控制。
End：流程结束和结果输出。
Flow Nodes
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These docs are structured for the Nerdics backend engineering workflow. Additional guides can be added under the same left navigation groups as the product surface expands.