Phase 0-2: Schema cleanup, typed relations, event-driven automation

- Phase 0: AGENTS.md cleanup (dedup quotes, renumber sections, merge qmd)
- Phase 1: typed relations (manage-relations.py, graph-search.py, check-staleness.py, detect-conflicts.py)
- Phase 2: frontmatter validator, weekly lint, knowledge promotion, git hooks
- Fix .gitignore to track tools/ and .githooks/
- Fix git remote URL (remove plaintext token)
- New wiki pages: 504 pages, 34 raw sources

wiki/Obsidian Marp 插件.md

@@ -1,5 +1,6 @@
 ---
 categories:
+  - "[[LLM Wiki]]"
   - "[[Marp]]"
 tags:
   - marp
@@ -106,6 +107,11 @@ graph LR
 
 ## 相关页面
 
+---
+## 工具推荐
+
+- [[Obsidian Marp 插件]] - Marp集成插件
+
 - [[Marp]] — Marp 概念总览
 - [[Marp 指令语法]] — 完整指令参考
 - [[Marp 主题与样式]] — 主题和 CSS 自定义