v5.1.0 — Remove reports from repo, update reports-browser, add README links | v5.1.0 从仓库移除报告文件，更新报告浏览器，添加 README 链接

What's New

📐 Repository Cleanup

Removed all report files from git tracking. Reports are now generated locally and managed externally. SKILL.md output path restored to {SKILLDIR}/reports/\ for cross-platform compatibility.

🔧 Reports Browser

Regenerated reports browser page with 120 reports index (including 16 new reports generated by the Windows poller pipeline).

📏 Documentation

Added H33 research report link to both README and README_EN.

🇨🇳 中文说明

更新内容

📐 仓库清理

从 git 仓库中移除所有报告文件。报告现在在本地生成并由外部管理。SKILL.md 输出路径恢复为 {SKILLDIR}/reports/\ 以保持跨平台兼容。

🔧 报告浏览器

重新生成报告浏览器页面，包含 120 篇报告索引（包括 Windows poller 流水线新增的 16 篇报告）。

📏 文档

在 README 和 README_EN 中添加 H33 研报链接。