blog/app/Http/Controllers/HomeController.php

<?php

namespace App\Http\Controllers;

use App\Models\Post;
use App\Models\Tag;
use Illuminate\Http\Request;

class HomeController extends Controller
{
    /**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
//        $this->middleware('auth');
    }

    /**
     * Show the application dashboard.
     *
     * @return \Illuminate\Contracts\Support\Renderable
     */
    public function index()
    {
        $tags = Tag::limit(5)->get();
        $posts = Post::all()->reverse();

        return view('home', [
            'posts' => $posts,
            'tags' => $tags
        ]);
    }
}