Added user type filters and applied them to all tools

src/pages/tools/number/arithmetic-sequence/meta.ts

@@ -9,13 +9,7 @@ export const tool = defineTool('number', {
     'Generate an arithmetic sequence by specifying the first term (a₁), common difference (d), and number of terms (n). The tool creates a sequence where each number differs from the previous by a constant difference.',
   shortDescription:
     'Generate a sequence where each term differs by a constant value.',
-  keywords: [
-    'arithmetic',
-    'sequence',
-    'progression',
-    'numbers',
-    'series',
-    'generate'
-  ],
+  keywords: ['arithmetic', 'sequence', 'generate'],
+  userTypes: ['Students'],
   component: lazy(() => import('./index'))
 });