refactor: use X-style route paths

src/features/posts/inputs.test.ts

@@ -1,7 +1,6 @@
 import { describe, expect, it } from 'vitest'
 import {
   buildSearchQuery,
-  listRouteSearchSchema,
   normalizeListTarget,
   normalizeTweetId,
   normalizeUserTarget,
@@ -91,14 +90,6 @@ describe('normalizeListTarget', () => {
   })
 })
 
-describe('listRouteSearchSchema', () => {
-  it('keeps a numeric list target from a hand-entered URL', () => {
-    expect(listRouteSearchSchema.parse({ target: 1234567890 })).toEqual({
-      target: '1234567890',
-    })
-  })
-})
-
 describe('buildSearchQuery', () => {
   it('keeps a deliberate query unchanged', () => {
     expect(buildSearchQuery('  AI lang:ja  ', false)).toBe('AI lang:ja')