release: version 3.13.0 - Boris Cherny mental models integration

Major additions:
- CLAUDE.md as Compounding Memory philosophy (never correct Claude twice)
- Plan-First Discipline methodology (foundational pattern)
- Verification Loops architectural pattern (8 domains)
- Advanced Worktree Tooling section (3 independent tools validated)
- Anthropic governance resources (Constitution, Petri v2)
- Search tools mastery workflow (grep, grepai, ast-grep, Serena)

Updates:
- Boris Cherny case study enhanced with direct quotes
- Templates count: 83 → 86
- Reference YAML: new architecture diagram, search tools comparison

Resource evaluations:
- Boris Cowork video (3/5 - pertinent)
- Wooldridge productivity stack (3/5 - remote-first workflows)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

guide/cheatsheet.md

@@ -6,7 +6,7 @@
 
 **Written with**: Claude (Anthropic)
 
-**Version**: 3.12.1 | **Last Updated**: January 2026
+**Version**: 3.13.0 | **Last Updated**: January 2026
 
 ---
 
@@ -424,4 +424,4 @@ where.exe claude; claude doctor; claude mcp list
 
 **Author**: Florian BRUNIAUX | [@Méthode Aristote](https://methode-aristote.fr) | Written with Claude
 
-*Last updated: January 2026 | Version 3.12.1*
+*Last updated: January 2026 | Version 3.13.0*