Gemma CogniVault
A fully local, privacy-first AI Study Companion — Gemma 4 + FAISS + BM25 + Strands Agents, running entirely on your machine.
Part 6 · The Mindmap Renderer: What Hand-Rolling SVG Taught Me (and Why v2 Uses React Flow)
Version one of CogniVault's mindmap was a hand-rolled SVG radial layout — no d3, no xyflow, and I was proud of it. Version two replaced it with React Flow and dagre. Both decisions …