feat: add Social Accounts Livewire CRUD page

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

routes/web.php

@@ -1,6 +1,7 @@
 <?php
 
 use App\Livewire\Sites\Index as SitesIndex;
+use App\Livewire\SocialAccounts\Index as SocialAccountsIndex;
 use Illuminate\Support\Facades\Route;
 
 Route::get('/', function () {
@@ -8,6 +9,4 @@ Route::get('/', function () {
 });
 
 Route::get('/sites', SitesIndex::class)->name('sites.index');
-
-// placeholder, replaced in Task 6
-Route::get('/social-accounts', SitesIndex::class)->name('social-accounts.index');
+Route::get('/social-accounts', SocialAccountsIndex::class)->name('social-accounts.index');