chore: ⬆️ Upgrade to Nuxt 4

app/components/ui/collapsible/Collapsible.vue

@@ -0,0 +1,19 @@
+<script setup lang="ts">
+import type { CollapsibleRootEmits, CollapsibleRootProps } from "reka-ui";
+import { CollapsibleRoot, useForwardPropsEmits } from "reka-ui";
+
+const props = defineProps<CollapsibleRootProps>();
+const emits = defineEmits<CollapsibleRootEmits>();
+
+const forwarded = useForwardPropsEmits(props, emits);
+</script>
+
+<template>
+  <CollapsibleRoot
+    v-slot="{ open }"
+    data-slot="collapsible"
+    v-bind="forwarded"
+  >
+    <slot :open="open" />
+  </CollapsibleRoot>
+</template>

app/components/ui/collapsible/CollapsibleContent.vue

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+<script setup lang="ts">
+import { CollapsibleContent, type CollapsibleContentProps } from "reka-ui";
+
+const props = defineProps<CollapsibleContentProps>();
+</script>
+
+<template>
+  <CollapsibleContent
+    data-slot="collapsible-content"
+    v-bind="props"
+  >
+    <slot />
+  </CollapsibleContent>
+</template>

app/components/ui/collapsible/CollapsibleTrigger.vue

@@ -0,0 +1,14 @@
+<script setup lang="ts">
+import { CollapsibleTrigger, type CollapsibleTriggerProps } from "reka-ui";
+
+const props = defineProps<CollapsibleTriggerProps>();
+</script>
+
+<template>
+  <CollapsibleTrigger
+    data-slot="collapsible-trigger"
+    v-bind="props"
+  >
+    <slot />
+  </CollapsibleTrigger>
+</template>

app/components/ui/collapsible/index.ts

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+export { default as Collapsible } from "./Collapsible.vue";
+export { default as CollapsibleContent } from "./CollapsibleContent.vue";
+export { default as CollapsibleTrigger } from "./CollapsibleTrigger.vue";