- docs/adr/README.md: format spec, rules, index - 0001: Tauri v2 + React stack - 0002: filesystem as source of truth - 0003: single note model (no tabs) - 0004: vault vs app settings storage - 0005: Tauri iOS for iPad (vs SwiftUI) - CLAUDE.md: ADR process — when to read, when to create, when to supersede