Fix blog post image upload storage

app/Filament/Blog/Resources/PostResource.php

@@ -121,9 +121,10 @@ class PostResource extends Resource
                             ->unique(BlogPost::class, 'slug', ignoreRecord: true)
                             ->maxLength(255)
                             ->columnSpanFull(),
-                        FileUpload::make('featured_image')
+                        FileUpload::make('banner')
                             ->label('Featured Image')
                             ->image()
+                            ->disk('public')
                             ->directory('blog')
                             ->visibility('public'),
                         Select::make('blog_category_id')

app/Models/BlogPost.php

@@ -63,12 +63,11 @@ class BlogPost extends Model
             }
 
             $path = ltrim($this->banner, '/');
+            if (str_starts_with($path, 'storage/')) {
+                $path = substr($path, strlen('storage/'));
+            }
 
-            return \URL::temporarySignedRoute(
+            return \Storage::disk('public')->url($path);
-                'api.v1.branding.asset',
-                now()->addMinutes(30),
-                ['path' => $path]
-            );
         });
     }
 

tests/Unit/BlogPostBannerUrlTest.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Models\BlogPost;
+use Illuminate\Support\Facades\Storage;
+use Tests\TestCase;
+
+class BlogPostBannerUrlTest extends TestCase
+{
+    public function test_banner_url_uses_public_storage_url_for_blog_paths(): void
+    {
+        config(['app.url' => 'https://example.test']);
+
+        $post = new BlogPost;
+        $post->banner = 'blog/test.jpg';
+
+        $this->assertSame(
+            Storage::disk('public')->url('blog/test.jpg'),
+            $post->banner_url
+        );
+    }
+
+    public function test_banner_url_strips_storage_prefix(): void
+    {
+        config(['app.url' => 'https://example.test']);
+
+        $post = new BlogPost;
+        $post->banner = 'storage/blog/test.jpg';
+
+        $this->assertSame(
+            Storage::disk('public')->url('blog/test.jpg'),
+            $post->banner_url
+        );
+    }
+}