Redesign dashboard with hero visualization and draggable widgets

Add dev credentials quick-fill and update README

Overhaul portal pages with widget dashboard and light theme

Replace portal sidebar with top tab navigation

Restyle marketing pages with warm light theme

Restyle shared components for light theme

Switch to Outfit font and warm color palette

Add web container to docker-compose

Add TypeScript SDK with HMAC signing

Restructure web into marketing site and portal app

Add migration for routing rule transforms

Add OpenAPI + Scalar docs, CORS, and self-registration endpoint

Fix outbox column casing for Postgres and seed data save order

Update README with Phase 2 features and marketing site docs

Add event transformation support per routing rule