docs(tree): add tree module vertical slice design and implementation plan

2026-07-07 01:27:36 -04:00
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commit d95b2a3142
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+---
+type: design
+node_id: design:tree-module-vertical-slice
+title: "建树模块竖切设计：数据结构 + 建树 + 修复 + 迁移"
+date: 2026-07-07
+---
+
+# 建树模块竖切设计：数据结构 + 建树 + 修复 + 迁移
+