feat(admin): users list page-size options [15,20,50,100] with default 15

Co-Authored-By: Claude Code <noreply@anthropic.com>

apps/admin/src/views/system/users/composables/useAdminUserPages.spec.ts

@@ -13,7 +13,7 @@ describe('useAdminUserPages 分页状态', () => {
     const fetch = vi.fn().mockResolvedValue(pageOf(['a', 'b'], 35))
     const state = useAdminUserPages(fetch)
     await state.loadPage(2)
-    expect(fetch).toHaveBeenCalledWith(2, 20)
+    expect(fetch).toHaveBeenCalledWith(2, 15)
     expect(state.page.value).toBe(2)
     expect(state.items.value).toHaveLength(2)
     expect(state.total.value).toBe(35)
@@ -46,7 +46,7 @@ describe('useAdminUserPages 分页状态', () => {
     state.onSizeChange()
     await Promise.resolve()
     await Promise.resolve()
-    expect(fetch).toHaveBeenLastCalledWith(1, 20)
+    expect(fetch).toHaveBeenLastCalledWith(1, 15)
     state.replaceItem(0, { id: 'u0', account: 'a2' } as never)
     expect(state.items.value[0]?.account).toBe('a2')
   })

apps/admin/src/views/system/users/composables/useAdminUserPages.ts

@@ -14,7 +14,7 @@ export function useAdminUserPages(
   const items = ref<Api.AdminUser.Item[]>([])
   const total = ref(0)
   const page = ref(1)
-  const pageSize = ref(20)
+  const pageSize = ref(15)
   const loading = ref(false)
   const error = ref<Error | null>(null)
 

apps/admin/src/views/system/users/index.vue

@@ -183,7 +183,7 @@
           v-model:current-page="page"
           v-model:page-size="pageSize"
           :total="total"
-          :page-sizes="[20, 50, 100]"
+          :page-sizes="[15, 20, 50, 100]"
           :disabled="loading"
           layout="total, sizes, prev, pager, next, jumper"
           background