Next.js Supabase V3 (#463)

Version 3 of the kit:
- Radix UI replaced with Base UI (using the Shadcn UI patterns)
- next-intl replaces react-i18next
- enhanceAction deprecated; usage moved to next-safe-action
- main layout now wrapped with [locale] path segment
- Teams only mode
- Layout updates
- Zod v4
- Next.js 16.2
- Typescript 6
- All other dependencies updated
- Removed deprecated Edge CSRF
- Dynamic Github Action runner

apps/web/lib/root-theme.ts

@@ -1,14 +1,12 @@
 import { cookies } from 'next/headers';
 
-import { z } from 'zod';
+import * as z from 'zod';
 
 /**
  * @name Theme
  * @description The theme mode enum.
  */
-const Theme = z.enum(['light', 'dark', 'system'], {
-  description: 'The theme mode',
-});
+const Theme = z.enum(['light', 'dark', 'system']);
 
 /**
  * @name appDefaultThemeMode