chore: track claude skills, tools, templates, reference code and research-wiki

- Add all claude skills (brainstorming, commit, debugging, TDD, etc.)
- Add claude hooks (pre-commit-guard, post-edit-quality)
- Add research templates (experiment plan, research brief, etc.)
- Add claude tools (arxiv/semantic_scholar/openalex fetch, wiki, exa)
- Add TRM4 reference implementation as algorithm fidelity baseline
- Add research-wiki content (plans, index, graph, query_pack)
- Update .gitignore to exclude .graphify_version runtime state

.claude/templates/IDEA_CANDIDATES_CN.md

@@ -0,0 +1,30 @@
+# Idea 候选池模板
+
+> 用于跟踪当前候选方案、淘汰原因和切换历史。
+
+## 当前 Idea
+
+[填写：当前正在推进的 idea 名称、核心假设和一句话概述。]
+
+## 候选列表
+
+| Idea 名称 | 一句话描述 | 新颖性评分 (X/10) | 评审意见 | 试点结果 | 预估工作量 | 未优先选择原因 |
+|---|---|---:|---|---|---|---|
+| [填写] | [填写] | [填写] | [填写] | [填写] | [填写] | [填写] |
+| [填写] | [填写] | [填写] | [填写] | [填写] | [填写] | [填写] |
+| [填写] | [填写] | [填写] | [填写] | [填写] | [填写] | [填写] |
+
+## 已淘汰 Idea
+
+| Idea 名称 | 淘汰原因 | 日期 | 来源 |
+|---|---|---|---|
+| [填写] | [填写] | [填写] | [填写] |
+| [填写] | [填写] | [填写] | [填写] |
+
+## Idea 切换日志
+
+| 日期 | 从 | 到 | 原因 |
+|---|---|---|---|
+| [填写] | [填写] | [填写] | [填写] |
+| [填写] | [填写] | [填写] | [填写] |
+