refactor: reorganize all components (#8303)

src/field/index.ts

@@ -0,0 +1,17 @@
+import { installable } from '../utils';
+import _Field from './Field';
+
+const Field = installable(_Field);
+
+export default Field;
+export { Field };
+export type {
+  FieldType,
+  FieldRule,
+  FieldTextAlign,
+  FieldClearTrigger,
+  FieldFormatTrigger,
+  FieldValidateError,
+  FieldAutosizeConfig,
+  FieldValidateTrigger,
+} from './types';