v0.9.11 - interaction and motion polish

What's changed

• Standardized web motion with shared CSS duration, easing, surface, overlay, collapse, loader, and reduced-motion primitives.
• Added typed route transitions and lightweight loading skeletons across chat, projects, settings, and the authenticated app.
• Polished dialogs, drawers, menus, popovers, selects, toasts, controls, and chat affordances without animating streamed message tokens.
• Improved chat composer autofocus, streaming scroll behavior, and the scroll-to-bottom affordance.
• Updated the default Compose app image to 0.9.11.

Validation

• npm run lint -w apps/web
• npm run test -w apps/web (48 tests)
• npm run build -w apps/web
• Playwright motion coverage and live Gemini streaming smoke
• docker compose config --quiet