- 删除 11 个残留文件: continuation.md, init_plan.md, reasonix.toml, djapi/continuation.md, djapi/.serena/, djapi/.claude/, djapi/.mcp.json, .claude/skills/, docs/usage.html, docs/db_schema.md, docs/report_db_design.md - 7 个 CLAUDE-*.md 移入 docs/ 并重命名去 CLAUDE- 前缀 - 新增 4 个文档: architecture.md, development.md, api.md, deployment.md - 重写 usage.md, README.md - 修复所有过时引用和交叉链接