更新历史 - 树基础

feat(ds, graph): add semantic label for paragraph (#4342)

fix(tree-basic): fix wrong classifcation (#3755)

feat(number.md): 完善数位 DP 页面 + 插头 DP 题面补充 + 二叉树 DFS 补充

refactor(graph/tree-basic.md): split and vectorize images (#3281)

apply bot

style: format markdown files with remark-lint

style: format markdown files with remark-lint

style: format markdown files with remark-lint

style: format markdown files with remark-lint

chore:

feat: update tree definition

chore: move tree-traverse to tree-basic

style: format markdown files with remark-lint

Re-format

Update definitions

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