TanStack Form Documentation: tanstack.com/form | Use for API reference Use TanStack Form ( ) with Zod for form state management. Zod Schema Generation Schemas are generated from backend models and extended in feature slices: Basic Form Pattern From src/Exceptionless.Web/ClientApp/src/routes/(auth)/login/+page.svelte: Server Error Handling Convert ProblemDetails to form errors: Form in Dialog Pattern Close dialog only after successful submission: References See shadcn-svelte for Field component patterns. ---