SignupForm now uses use:enhance for progressive enhancement.
Accepts form prop for server-side error display. Shows general
form errors in a banner and field-specific errors inline.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Form container now horizontally centered on md+ viewports,
left-aligned on mobile for full-width usage.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Sets <title>Konto erstellen — Mealprep</title> via svelte:head
for browser tab and accessibility.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Composes BrandPanel + SignupForm in responsive split layout.
Server action POSTs to /v1/auth/signup and redirects to
/household/setup on success.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
