Dependencies Updates, Sidebar fixes, default plan, Radix single package (#297)

* Refactor Radix UI imports and update package dependencies, fix Sidebar "group" references, add default value to plan picker to preselect a plan

packages/ui/src/shadcn/button.tsx

@@ -1,8 +1,8 @@
 import * as React from 'react';
 
-import { Slot } from '@radix-ui/react-slot';
 import { cva } from 'class-variance-authority';
 import type { VariantProps } from 'class-variance-authority';
+import { Slot } from 'radix-ui';
 
 import { cn } from '../lib/utils';
 
@@ -49,7 +49,7 @@ const Button: React.FC<ButtonProps> = ({
   asChild = false,
   ...props
 }) => {
-  const Comp = asChild ? Slot : 'button';
+  const Comp = asChild ? Slot.Root : 'button';
 
   return (
     <Comp