Deep Init Skill Creates comprehensive, hierarchical AGENTS.md documentation across the entire codebase. Core Concept AGENTS.md files serve as AI-readable documentation that helps agents understand: - What each directory contains - How components relate to each other - Special instructions for working in that area - Dependencies and relationships Hierarchical Tagging System Every AGENTS.md (except root) includes a parent reference line: This MUST be visible prose, never an HTML comment. Claude Code strips HTML comments before a memory file reaches the model, so , and a commented MANUAL boundar…