add tests and clean up folder structure

src/components/pages/profile/[name]/Profile.tsx

@@ -1,4 +1,3 @@
-import { useRenew } from '@root/ src/hooks/pages/profile/useRenew'
 import Head from 'next/head'
 import { useEffect, useMemo } from 'react'
 import { Trans, useTranslation } from 'react-i18next'
@@ -12,6 +11,7 @@ import BaseLink from '@app/components/@atoms/BaseLink'
 import { Outlink } from '@app/components/Outlink'
 import { useAbilities } from '@app/hooks/abilities/useAbilities'
 import { useChainName } from '@app/hooks/chain/useChainName'
+import { useRenew } from '@app/hooks/pages/profile/useRenew/useRenew'
 import { useNameDetails } from '@app/hooks/useNameDetails'
 import { useProtectedRoute } from '@app/hooks/useProtectedRoute'
 import { useQueryParameterState } from '@app/hooks/useQueryParameterState'

src/utils/string.test.ts

@@ -0,0 +1,28 @@
+import { it, describe, expect } from "vitest";
+import { parseNumericString } from "./string";
+
+describe('parseNumericString', () => {
+  it('should return an integer', () => {
+    expect(parseNumericString('123')).toBe(123)
+  })
+
+  it('should return an integer for a decimal', () => {
+    expect(parseNumericString('123.123')).toBe(123)
+  })
+
+  it('should return null for a string', () => {
+    expect(parseNumericString('abc')).toBe(null)
+  })
+
+  it('should return null for an empty string', () => {
+    expect(parseNumericString('')).toBe(null)
+  })
+
+  it('should return null for a negative number', () => {
+    expect(parseNumericString('-123')).toBe(null)
+  })
+
+  it('should return null for a negative number', () => {
+    expect(parseNumericString('1a23')).toBe(null)
+  })
+})