Performance

The embed must feel invisible until clicked. Budgets are enforced in CI.

Size budgets

pnpm check:size

Load path

1. Async widget.js (~4–5 KB)
2. GET /v1/widget/:pk/config (edge-cacheable)
3. Render mascot launcher (SVG in Shadow DOM)
4. On open → download widget-ui.js once → mount panel
5. POST /v1/feedback → 201 → async email

Forbidden in widget packages

No React, Supabase clients, analytics SDKs, date libraries, or UI kits in packages/widget / widget-ui.