SESSION.md

Session Intent (commit-level)

Why

将项目文件重构至 code-report-toolkit/ 子目录，统一命名空间，新增根目录 README.md 作为项目入口文档。

What changed (user/dev visible)

• 新增 README.md（项目介绍文档）
• SKILL.md 从根目录移至 code-report-toolkit/SKILL.md
• skills/code-analysis/ 下所有文件迁移至 code-report-toolkit/skills/code-analysis/
• skills/diagram-renderer/ 下所有文件迁移至 code-report-toolkit/skills/diagram-renderer/
• 新增脚本：analysis_progress.py、prepare_report_bundle.py、resolve_source.py

New concepts / modules / configs

• code-report-toolkit/ 作为主子目录结构

Scope (paths/modules)

• README.md
• code-report-toolkit/SKILL.md
• code-report-toolkit/skills/code-analysis/
• code-report-toolkit/skills/diagram-renderer/

Breaking / Migration

• 所有 skills/ 路径已变更为 code-report-toolkit/skills/，引用该路径的脚本或文档需更新