v2.1.1

2.1.1 — docs-aware chat + doc nodes on graph
Docs as first-class citizens
Markdown merged into /api/graph as doc nodes (all LODs) + earned same-stem/mention edges
Explorer Docs folder per project, legend/Node Types/Relationships entries
Drawer markdown preview with tables, symbol hyperlinks in docs + code
Chat: 3 docs tools, file highlights, bilingual traces; public /api/docs/* REST
AI chat + 3D
Copilot-style panel, ReAct agent, trace chips, Show on graph
Ancestor walk-up, temp reveal, Explorer scope, provider management
WASD flight, dblclick refit, help dialog, file labels, tooltips
Release mechanics
Bundled CLI resolver covers packaged asarUnpack layout
Upload step fails loud; Linux deb dropped
Version 2.1.1 everywhere, emoji-free bilingual READMEs