feat: implement sharing

components/sidebar-footer.tsx

@@ -0,0 +1,16 @@
+import { cn } from '@/lib/utils'
+
+export function SidebarFooter({
+  children,
+  className,
+  ...props
+}: React.ComponentProps<'div'>) {
+  return (
+    <div
+      className={cn('flex items-center justify-between p-4', className)}
+      {...props}
+    >
+      {children}
+    </div>
+  )
+}