chore: ⬆️ Upgrade to Nuxt 4

app/components/ui/switch/Switch.vue

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+<script setup lang="ts">
+import {
+    SwitchRoot,
+    type SwitchRootEmits,
+    type SwitchRootProps,
+    SwitchThumb,
+    useForwardPropsEmits,
+} from "reka-ui";
+import { computed, type HTMLAttributes } from "vue";
+import { cn } from "@/lib/utils";
+
+const props = defineProps<
+    SwitchRootProps & { class?: HTMLAttributes["class"] }
+>();
+
+const emits = defineEmits<SwitchRootEmits>();
+
+const delegatedProps = computed(() => {
+    const { class: _, ...delegated } = props;
+
+    return delegated;
+});
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits);
+</script>
+
+<template>
+  <SwitchRoot
+    data-slot="switch"
+    v-bind="forwarded"
+    :class="cn(
+      'peer data-[state=checked]:bg-primary data-[state=unchecked]:bg-input focus-visible:border-ring focus-visible:ring-ring/50 dark:data-[state=unchecked]:bg-input/80 inline-flex h-[1.15rem] w-8 shrink-0 items-center rounded-full border border-transparent shadow-xs transition-all outline-none focus-visible:ring-[3px] hover:cursor-pointer disabled:cursor-not-allowed disabled:opacity-50',
+      props.class,
+    )"
+  >
+    <SwitchThumb
+      data-slot="switch-thumb"
+      :class="cn('bg-background dark:data-[state=unchecked]:bg-foreground dark:data-[state=checked]:bg-primary-foreground pointer-events-none block size-4 rounded-full ring-0 transition-transform data-[state=checked]:translate-x-[calc(100%-2px)] data-[state=unchecked]:translate-x-0')"
+    >
+      <slot name="thumb" />
+    </SwitchThumb>
+  </SwitchRoot>
+</template>

app/components/ui/switch/index.ts

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+export { default as Switch } from "./Switch.vue";