add claude code analysis 20260404

README.MD

@@ -4,6 +4,7 @@
 > Source archive of Claude Code and different versions of the clean-room Python rewrite research repository
 
 ## 🔥🔥🔥 News (Pacific Time)
+- Apr 04, 2026: [Deep-dive analysis docs added (docs/cc_analysis/analysis_20260401): context compression, multi-agent architecture, memory system, hidden features, model-switching, rollback mechanism, effort level, and tracking-data cleanup guide](#5-docscc_analysis)
 - 12:20 PM · Apr 02, 2026: [Nano Claude Code v3.0: Multi-agent packages, memory package, skill package with built-in skills, argument substitution, fork/inline execution, AI memory search, git worktree isolation, agent type definitions (~5000 Lines)](https://github.com/SafeRL-Lab/nano-claude-code)
 - 7:40 AM · Apr 02, 2026: [Nano Claude Code v2.0: A Minimal Python Reimplementation (~3400 Lines), support open and closed source models, skill and memory](https://github.com/SafeRL-Lab/nano-claude-code)
 - 8:36 AM · Apr 01, 2026: [Nano Claude Code v1.0: A Minimal Python Reimplementation (~1300 Lines)](https://github.com/SafeRL-Lab/nano-claude-code)
@@ -48,6 +49,7 @@
     + [Features](#features)
     + [Supported Models](#supported-models)
     + [Project Structure](#project-structure)
+  * [5. docs/cc\_analysis](#5-docscc_analysis)
   * [Comparison of the Projects](#comparison-of-the-projects)
   * [License and Disclaimer](#license-and-disclaimer)
 
@@ -439,6 +441,29 @@ SendMessage(agent_name="my-agent", message="...")
 
 ---
 
+## 5. docs/cc\_analysis
+
+Independent deep-dive analysis documents produced from the leaked Claude Code source snapshot (2026-03-31). All documents are based on the TypeScript source and are primarily written in Chinese.
+
+### analysis\_20260401
+
+| Document | Content |
+| -------- | ------- |
+| [Claude Code 上下文管理算法学习笔记](docs/cc_analysis/analysis_20260401/Claude_Code_Context_Management_Notes.md) | Step-by-step walkthrough of the context management algorithm: `autoCompact`, micro/reactive/trimmed compression strategies, and `toolResultStorage` |
+| [Claude Code 多 Agent 架构深度分析](docs/cc_analysis/analysis_20260401/claude-code-multi-agent-architecture.md) | Deep analysis of the multi-agent architecture across 37+ files: `src/utils/swarm/`, `AgentTool/`, `coordinator/` |
+| [Claude Code 值得借鉴的算法与设计模式](docs/cc_analysis/analysis_20260401/Claude_Code_Notable_Algorithms.md) | Notable algorithms and design patterns worth borrowing from the source (complements the context management notes) |
+| [Claude Code 自动回滚机制解析与版本切换指南](docs/cc_analysis/analysis_20260401/Claude-Code-Version-Rollback.md) | How the automatic rollback mechanism works and a practical version-switching guide |
+| [Claude Code 上下文压缩算法深度分析](docs/cc_analysis/analysis_20260401/Claude_Code上下文压缩算法深度分析.md) | Detailed reverse-engineering of the 11-file `src/services/compact/` compression pipeline |
+| [Claude Code 是否偷换模型？模型切换机制深度分析](docs/cc_analysis/analysis_20260401/Claude_Code模型切换机制深度分析.md) | Source-level analysis of model-selection logic: `model.ts`, `withRetry.ts`, and `claude.ts` |
+| [Claude Code Memory 记忆系统深度分析](docs/cc_analysis/analysis_20260401/Claude_Code记忆系统深度分析.md) | Full analysis of the 7-layer memory system: `memdir/`, `extractMemories/`, `SessionMemory/`, `teamMemorySync/` |
+| [Claude Code 隐藏高级功能全景图](docs/cc_analysis/analysis_20260401/Claude_Code隐藏高级功能全景图.md) | Map of 55+ feature flags, 20+ hidden commands, and several undisclosed subsystems |
+| [Claude Code 默认 Effort Level 设置笔记](docs/cc_analysis/analysis_20260401/Claude%20Code%20默认%20Effort%20Level%20设置笔记.md) | How to persist `/effort max` across sessions (default resets to `medium` on restart) |
+| [清除 Claude Code 追踪数据指南](docs/cc_analysis/analysis_20260401/清除Claude_Code追踪数据指南.md) | macOS guide for clearing telemetry and tracking data stored by Claude Code |
+| [Claude Code 深度分析报告 (PDF)](docs/cc_analysis/analysis_20260401/Claude_Code_深度分析报告.pdf) | Comprehensive analysis report in PDF format (Chinese) |
+| [Claude Code Deep Analysis Report (PDF)](docs/cc_analysis/analysis_20260401/Claude_Code_Deep_Analysis_Report.pdf) | Comprehensive analysis report in PDF format (English) |
+
+---
+
 ## Comparison of the Projects
 
 | Dimension               | original-source-code           | claude-code-source-code                   | claw-code                                        | nano-claude-code                              |