Initial GameLog setup

- Laravel 11 + Breeze (dark mode) + Tailwind + Alpine.js
- Migrations: games, genres, platforms, companies, pivots,
  user_games, user_lists, reviews, follows, activities
- Models: Game, Genre, Platform, Company, UserGame, UserList,
  Review, ReviewVote, Activity, User (with gamelog fields)
- IgdbService: OAuth2 token management, search, game fetch,
  popular/new releases, genre filter, cover/screenshot URL helpers
- IGDB credentials in config/services.php (from .env)

resources/views/components/nav-link.blade.php

@@ -0,0 +1,11 @@
+@props(['active'])
+
+@php
+$classes = ($active ?? false)
+            ? 'inline-flex items-center px-1 pt-1 border-b-2 border-indigo-400 dark:border-indigo-600 text-sm font-medium leading-5 text-gray-900 dark:text-gray-100 focus:outline-none focus:border-indigo-700 transition duration-150 ease-in-out'
+            : 'inline-flex items-center px-1 pt-1 border-b-2 border-transparent text-sm font-medium leading-5 text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-300 hover:border-gray-300 dark:hover:border-gray-700 focus:outline-none focus:text-gray-700 dark:focus:text-gray-300 focus:border-gray-300 dark:focus:border-gray-700 transition duration-150 ease-in-out';
+@endphp
+
+<a {{ $attributes->merge(['class' => $classes]) }}>
+    {{ $slot }}
+</a>