[LocalMode] Fill-mask word prediction via ModernBERT (top-5) with [MASK] authoring, ranked predictions (token, confidence score, confidence label, score bar) and a substituted full-sentence preview, and click-to-apply-and-iterate. This capability is Transformers.js-only — there is no Chrome AI fill-mask — and t
pnpm dlx shadcn@latest add "https://registry.directory/r/localmode-ai/ui/blocks/writing-tools/complete.json"