feat: API wali murid (Sanctum) + verifikasi admin

- Pasang laravel/sanctum, routes/api.php (prefix api/v1, 10 endpoint)
- Migrasi: parent_name di students, parent_students (pivot wali↔anak),
  parent_devices (token FCM), permission parents-verify
- Auth wali: registrasi NISN+HP (auto-verify jika HP cocok data siswa,
  pending jika tidak) + login token Sanctum
- Endpoint: me, logout, students, link anak, violations, sp-letters,
  notifications, register device
- Halaman admin Verifikasi Wali (approve/reject) + menu sidebar
- Sync kesiswaan: tarik data orang tua (student_parents) ke students
- 8 feature test baru (ParentApiTest) — total suite 39 test hijau

resources/views/layouts/app.blade.php

@@ -197,6 +197,9 @@
                 @canPermission('view-point-audit')
                 <x-nav-item href="{{ route('point-audit.index') }}" icon="clock-rotate-left" :active="request()->routeIs('point-audit.*')">Riwayat Poin</x-nav-item>
                 @endcanPermission
+                @canPermission('parents-verify')
+                <x-nav-item href="{{ route('parents.verification') }}" icon="user-check" :active="request()->routeIs('parents.verification')">Verifikasi Wali</x-nav-item>
+                @endcanPermission
                 @canPermission('sync-data')
                 <x-nav-item href="{{ route('settings.sync') }}" icon="refresh" :active="request()->routeIs('settings.sync*')">Sinkronisasi</x-nav-item>
                 @endcanPermission