Obsidian plugin bridging Copilot with Google Antigravity API for FREE Gemini 3 and Claude models

Obsidian plugin for graph-based knowledge synthesis powered by LightRAG. OAuth bridge (Antigravity, Copilot, Anthropic, Gemini CLI, OpenAI Codex) with reactive token refresh, multi-step note synthesis with clickable citations, and proactive link discovery. Fork of Neural Composer + pi-mono auth.