Some installation fixes

README.md

@@ -4,12 +4,13 @@ http://laravelfromscratch.com
 
 ## Installation
 
-First clone this repository, install the dependencies, and setup your .env file.
+First clone this repository, install the dependencies, and set up your .env file.
 
 ```
 git clone git@github.com:JeffreyWay/Laravel-From-Scratch-Blog-Project.git blog
 composer install
 cp .env.example .env
+php artisan key:generate
 ```
 
 Then create the necessary database.
@@ -27,7 +28,7 @@ php artisan migrate --seed
 
 ## Further Ideas
 
-Of course we only had time in the Laravel From Scratch series to review the essentials of a blogging platform. You can certainly take this many 
+Of course, we only had time in the Laravel From Scratch series to review the essentials of a blogging platform. You can certainly take this many 
 steps further. Here are some quick ideas that you might play with.
 
 1. Add a `status` column to the posts table to allow for posts that are still in a "draft" state. Only when this status is changed to "published" should they show up in the blog feed. 

app/Models/Post.php

@@ -1,16 +1,20 @@
-<?php
+<?php /** @noinspection PhpUnused */
 
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 
 class Post extends Model
 {
     use HasFactory;
 
     protected $with = ['category', 'author'];
 
+    public const DEFAULT_POST_THUMBNAIL_URL = 'post/default.jpg';
+
     public function scopeFilter($query, array $filters)
     {
         $query->when($filters['search'] ?? false, fn($query, $search) =>
@@ -33,17 +37,26 @@ public function scopeFilter($query, array $filters)
         );
     }
 
-    public function comments()
+    public function getThumbnailUrl(): string
+    {
+        if ($thumbnailPath = $this->getAttribute('thumbnail')) {
+            return "/storage/$thumbnailPath";
+        }
+
+        return asset('images') . '/' . self::DEFAULT_POST_THUMBNAIL_URL;
+    }
+
+    public function comments(): HasMany
     {
         return $this->hasMany(Comment::class);
     }
 
-    public function category()
+    public function category(): BelongsTo
     {
         return $this->belongsTo(Category::class);
     }
 
-    public function author()
+    public function author(): BelongsTo
     {
         return $this->belongsTo(User::class, 'user_id');
     }

app/Providers/AppServiceProvider.php

@@ -18,7 +18,7 @@ class AppServiceProvider extends ServiceProvider
      *
      * @return void
      */
-    public function register()
+    public function register(): void
     {
         app()->bind(Newsletter::class, function () {
             $client = (new ApiClient)->setConfig([
@@ -35,12 +35,12 @@ public function register()
      *
      * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         Model::unguard();
 
         Gate::define('admin', function (User $user) {
-            return $user->username === 'JeffreyWay';
+            return $user->email === config('auth.site_admin');
         });
 
         Blade::if('admin', function () {