Migration to nuxt 4

Used codemods CLI and reworked most alias'd path that stopped working

app/components/ui/avatar/index.ts

@@ -0,0 +1,24 @@
+import { type VariantProps, cva } from "class-variance-authority"
+
+export { default as Avatar } from "@/components/ui/avatar/Avatar.vue"
+export { default as AvatarImage } from "@/components/ui/avatar/AvatarImage.vue"
+export { default as AvatarFallback } from "@/components/ui/avatar/AvatarFallback.vue"
+
+export const avatarVariant = cva(
+  "inline-flex items-center justify-center font-normal text-foreground select-none shrink-0 bg-secondary overflow-hidden",
+  {
+    variants: {
+      size: {
+        sm: "h-10 w-10 text-xs",
+        base: "h-16 w-16 text-2xl",
+        lg: "h-32 w-32 text-5xl",
+      },
+      shape: {
+        circle: "rounded-full",
+        square: "rounded-md",
+      },
+    },
+  },
+)
+
+export type AvatarVariants = VariantProps<typeof avatarVariant>