feat: add ai-kit health tracking for both AI stacks, exposed via /api/health - #417

The 'currentSavePayload' object makes the dependencies of useCallback Hook (at line 914) change on every render. To fix this, wrap the initialization of 'currentSavePayload' in its own useMemo() Hook

The 'currentSavePayload' object makes the dependencies of useCallback Hook (at line 799) change on every render. To fix this, wrap the initialization of 'currentSavePayload' in its own useMemo() Hook

Do not use `window.location.assign()` to navigate to internal Next.js pages. Use `redirect()` in the render phase, or `useRouter().push()` in Client Components' event handlers instead. See: https://nextjs.org/docs/messages/no-location-assign-relative-destination