Added alert dialog

The shadcn cli doesn't seem to work with this one so I grabbed it from their github

components/ui/alert-dialog/AlertDialog.vue

@@ -0,0 +1,14 @@
+<script setup lang="ts">
+import { type AlertDialogEmits, type AlertDialogProps, AlertDialogRoot, useForwardPropsEmits } from 'radix-vue'
+
+const props = defineProps<AlertDialogProps>()
+const emits = defineEmits<AlertDialogEmits>()
+
+const forwarded = useForwardPropsEmits(props, emits)
+</script>
+
+<template>
+  <AlertDialogRoot v-bind="forwarded">
+    <slot />
+  </AlertDialogRoot>
+</template>