Lattice documentation

Getting started — dependency setup, first screen.
Layout — the constraint system: Pos, Size, Alignment, Offset.
Components — Element, Box, Container, Rectangle, Text, SvgImage, Tooltip.
Widgets — the interactive widget set.
Theming — semantic color tokens.
Animation — animations, easings, presets.
Events & scheduling — event bus, lifecycle events, schedulers.
Rendering — the Renderer API and NanoVG backend.
Commands — the Commodore Brigadier DSL.
Text — the Component builder DSL.
Migration — moving off Knit and Vexel.
Architecture — design decisions and rationale.

A complete runnable demo lives in example/.