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/dev-tool/next.config.ts

@@ -1,8 +1,12 @@
 import type { NextConfig } from 'next';
 
+import createNextIntlPlugin from 'next-intl/plugin';
+
+const withNextIntl = createNextIntlPlugin('./i18n/request.ts');
+
 const nextConfig: NextConfig = {
   reactStrictMode: true,
-  transpilePackages: ['@kit/ui', '@kit/shared'],
+  transpilePackages: ['@kit/ui', '@kit/shared', '@kit/i18n'],
   reactCompiler: true,
   devIndicators: {
     position: 'bottom-right',
@@ -14,4 +18,4 @@ const nextConfig: NextConfig = {
   },
 };
 
-export default nextConfig;
+export default withNextIntl(nextConfig);