refactor(components): move FORM_ITEM_INJECTION_KEY to a different module

By exporting the  from the  file, we can remove the need of having
multiple script tags inside the component.
This change helps with the linters and formatters, expecially with  defaults.

apps/www/src/lib/registry/default/ui/form/FormItem.vue

@@ -1,13 +1,7 @@
-<script lang="ts">
-import type { HTMLAttributes, InjectionKey } from 'vue'
-
-export const FORM_ITEM_INJECTION_KEY
-  = Symbol() as InjectionKey<string>
-</script>
-
 <script lang="ts" setup>
-import { provide } from 'vue'
+import { type HTMLAttributes, provide } from 'vue'
 import { useId } from 'radix-vue'
+import { FORM_ITEM_INJECTION_KEY } from './injectionKeys'
 import { cn } from '@/lib/utils'
 
 const props = defineProps<{

apps/www/src/lib/registry/default/ui/form/index.ts

@@ -4,3 +4,4 @@ export { default as FormLabel } from './FormLabel.vue'
 export { default as FormControl } from './FormControl.vue'
 export { default as FormMessage } from './FormMessage.vue'
 export { default as FormDescription } from './FormDescription.vue'
+export * from './injectionKeys'

apps/www/src/lib/registry/default/ui/form/injectionKeys.ts

@@ -0,0 +1,4 @@
+import type { InjectionKey } from 'vue'
+
+export const FORM_ITEM_INJECTION_KEY
+  = Symbol() as InjectionKey<string>

apps/www/src/lib/registry/default/ui/form/useFormField.ts

@@ -1,6 +1,6 @@
 import { FieldContextKey, useFieldError, useIsFieldDirty, useIsFieldTouched, useIsFieldValid } from 'vee-validate'
 import { inject } from 'vue'
-import { FORM_ITEM_INJECTION_KEY } from './FormItem.vue'
+import { FORM_ITEM_INJECTION_KEY } from './injectionKeys'
 
 export function useFormField() {
   const fieldContext = inject(FieldContextKey)

apps/www/src/lib/registry/new-york/ui/form/FormItem.vue

@@ -1,13 +1,7 @@
-<script lang="ts">
-import type { HTMLAttributes, InjectionKey } from 'vue'
-
-export const FORM_ITEM_INJECTION_KEY
-  = Symbol() as InjectionKey<string>
-</script>
-
 <script lang="ts" setup>
-import { provide } from 'vue'
+import { type HTMLAttributes, provide } from 'vue'
 import { useId } from 'radix-vue'
+import { FORM_ITEM_INJECTION_KEY } from './injectionKeys'
 import { cn } from '@/lib/utils'
 
 const props = defineProps<{

apps/www/src/lib/registry/new-york/ui/form/index.ts

@@ -4,3 +4,4 @@ export { default as FormLabel } from './FormLabel.vue'
 export { default as FormControl } from './FormControl.vue'
 export { default as FormMessage } from './FormMessage.vue'
 export { default as FormDescription } from './FormDescription.vue'
+export * from './injectionKeys'

apps/www/src/lib/registry/new-york/ui/form/injectionKeys.ts

@@ -0,0 +1,4 @@
+import type { InjectionKey } from 'vue'
+
+export const FORM_ITEM_INJECTION_KEY
+  = Symbol() as InjectionKey<string>

apps/www/src/lib/registry/new-york/ui/form/useFormField.ts

@@ -1,6 +1,6 @@
 import { FieldContextKey, useFieldError, useIsFieldDirty, useIsFieldTouched, useIsFieldValid } from 'vee-validate'
 import { inject } from 'vue'
-import { FORM_ITEM_INJECTION_KEY } from './FormItem.vue'
+import { FORM_ITEM_INJECTION_KEY } from './injectionKeys'
 
 export function useFormField() {
   const fieldContext = inject(FieldContextKey)