feat(deep-wiki): source citations, llms.txt, 4 onboarding guides, MCP integration

[thegovind]

Summary

Major enhancements to the deep-wiki plugin across 26 files (+1267/-195 lines).

Source-Linked Citations

• All 22 content-generating files now require source repo URL resolution before proceeding
• Citations use [file:line](REPO_URL/blob/BRANCH/file#Lline) for remote repos, (file:line) for local
• Tables include "Source" columns with linked citations

Enhanced Diagrams & Tables

• 3-5 Mermaid diagrams minimum per page using >=2 different types
• Diagram Selection Guide added to wiki-writer agent
• Table Formatting Standards: summary tables first, comparison tables, Source columns
• Content Organization Rules: progressive disclosure, visual rhythm, section TL;DRs

ADO Wiki Improvements

• Proper index.md landing page - never a placeholder
• Citation/diagram preservation through ADO conversion
• .order file generation for sidebar ordering

4 Audience-Tailored Onboarding Guides

Restructured from 2 guides to 4 in onboarding/ folder:

Guide	Audience	Length
contributor-guide.md	New contributors (assumes Python/JS)	1000-2500 lines
staff-engineer-guide.md	Staff/principal engineers	800-1200 lines
executive-guide.md	VP/director-level leaders (NO code)	400-800 lines
product-manager-guide.md	Product managers (ZERO jargon)	400-800 lines

New: /deep-wiki:llms Command + wiki-llms-txt Skill

• Generates spec-compliant llms.txt at repo root (standard discovery path) and wiki/ directory
• Generates llms-full.txt with full content inlined in <doc> blocks
• Follows the llms.txt specification

GitHub MCP Integration

• AGENTS.md template now includes Documentation section pointing to wiki/llms.txt
• llms.txt at repo root - discoverable by get_file_contents
• Wiki pages searchable via search_code
• New "Agent & MCP Integration" section in README documenting the discovery flow

Updated Surfaces

• Root README.md - plugin table updated with all 11 commands
• docs-site/index.astro - Deep Wiki modal updated to v2.0.0 with all commands

Files Changed

• New: commands/llms.md, skills/wiki-llms-txt/SKILL.md
• Modified: 22 files across agents/, commands/, skills/, README.md, and docs-site/