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

packages/ui/src/shadcn/kbd.tsx

@@ -1,13 +1,11 @@
-import { cn } from '../lib/utils/cn';
+import { cn } from '#lib/utils';
 
 function Kbd({ className, ...props }: React.ComponentProps<'kbd'>) {
   return (
     <kbd
       data-slot="kbd"
       className={cn(
-        'bg-muted text-muted-foreground pointer-events-none inline-flex h-5 w-fit min-w-5 items-center justify-center gap-1 rounded-sm px-1 font-sans text-xs font-medium select-none',
-        "[&_svg:not([class*='size-'])]:size-3",
-        '[[data-slot=tooltip-content]_&]:bg-background/20 [[data-slot=tooltip-content]_&]:text-background dark:[[data-slot=tooltip-content]_&]:bg-background/10',
+        "bg-muted text-muted-foreground in-data-[slot=tooltip-content]:bg-background/20 in-data-[slot=tooltip-content]:text-background dark:in-data-[slot=tooltip-content]:bg-background/10 pointer-events-none inline-flex h-5 w-fit min-w-5 items-center justify-center gap-1 rounded-sm px-1 font-sans text-xs font-medium select-none [&_svg:not([class*='size-'])]:size-3",
         className,
       )}
       {...props}