[LocalMode] Surfaces the active AI backend tier — a zero-download built-in (Chrome AI) vs a model-download provider (Transformers.js) — plus a WASM threading variant (Multi-thread when cross-origin isolated / SharedArrayBuffer is available, else Single-thread). A software-side sibling to DeviceBadge; data sourc
pnpm dlx shadcn@latest add "https://registry.directory/r/localmode-ai/ui/local-first/provider-fallback-badge.json"