docs: 将所有文档迁移到 docs/ 目录

- 移动42个文档文件到 docs/ 目录
  - 更新 .gitignore 允许 docs/ 下的 .md 文件
  - 删除根目录下的重复文档文件

  📁 文档分类:
  - StockDetailPanel 重构文档(3个)
  - PostHog 集成文档(6个)
  - 系统架构和API文档(33个)

  🤖 Generated with [Claude Code](https://claude.com/claude-code)

  Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
zdl
2025-10-30 14:51:22 +08:00
parent 3a5c1b9d9c
commit 09db05c448
43 changed files with 23850 additions and 0 deletions

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