refactor(@vben-core/form-ui): migrate to Zod 4 and TanStack Form (#8176)

* build(@vben-core/form-ui): update form validation dependencies

* refactor(@vben-core/form-ui): replace vee-validate with TanStack Form

* test(@vben-core/form-ui): cover TanStack Form migration

* docs(@vben/docs): document Zod 4 form migration

* refactor(project): update form adapters

* refactor(project): migrate application form consumers

* refactor(@vben/playground): migrate form examples

* docs(@vben/docs): fix validate return type and required rule empty check in form docs

* fix(@vben-core/form-ui): resolve oxlint and eslint errors

- rewrite nested ternary expressions as if/else in form-field-array.vue and form-runtime.ts
- sort @tanstack/vue-form before @vben-core/composables in package.json

* chore: fix merge artifacts and formatting

- move dependencies before devDependencies in root package.json
- update preferences snapshot for widget positioning fields
- format form-array demo README

* refactor(@vben-core/form-ui): optimize form runtime and value flow

- add fine-grained field selectors and atomic dependency resolution
- expose raw and formatted value snapshots with focused regression coverage

* fix(@vben/layouts): dispose sortable instance on unmount

* docs(@vben/docs): document form runtime API changes

- list added, changed, removed, and deprecated form APIs
- document atomic dependencies and raw versus formatted values

playground/src/views/examples/form/collapsible.vue

@@ -22,8 +22,8 @@ const layout = ref<FormLayout>('vertical');
 
 function getNumberValidator(key: string, limit?: [number?, number?]) {
   let validator = z.number({
-    required_error: `${key} 值不能为空`,
-    invalid_type_error: `${key} 值只能为数字`,
+    error: (issue) =>
+      issue.input === undefined ? `${key} 值不能为空` : `${key} 值只能为数字`,
   });
 
   if (limit) {
@@ -257,14 +257,14 @@ function handleSetFormValue() {
 }
 
 function handleResetFormValue() {
-  baseFormApi.resetForm(undefined, { force: true });
+  baseFormApi.reset(undefined, { force: true });
 }
 
 async function handleSubmitFormValue() {
   const { valid } = await baseFormApi.validate();
 
   if (valid) {
-    baseFormApi.submitForm();
+    baseFormApi.submit();
   }
 }
 </script>