feat(xml): add XML tools for validation, beautification, and viewing

src/pages/tools/xml/xml-beautifier/meta.ts

@@ -0,0 +1,13 @@
+import { defineTool } from '@tools/defineTool';
+import { lazy } from 'react';
+
+export const tool = defineTool('xml', {
+  name: 'XML Beautifier',
+  path: 'xml-beautifier',
+  icon: 'mdi:format-align-left',
+  description:
+    'Beautify and reformat XML for improved readability and structure.',
+  shortDescription: 'Beautify XML for readability.',
+  keywords: ['xml', 'beautify', 'format', 'pretty', 'indent'],
+  component: lazy(() => import('./index'))
+});