chore: merge conflicts

composer.json

@@ -108,7 +108,7 @@
         "php": "^8.1",
         "ext-json": "*",
         "components/font-awesome": "^5.15.0",
-        "composer/composer": "^2.0",
+        "composer/composer": "^2.7",
         "dflydev/fig-cookies": "^3.0",
         "doctrine/dbal": "^3.6.2",
         "dragonmantank/cron-expression": "^3.3",

extensions/tags/src/Api/Resource/TagResource.php

@@ -93,7 +93,7 @@ class TagResource extends AbstractDatabaseResource
             Schema\Str::make('color')
                 ->writable()
                 ->nullable()
-                ->regex('/^#([a-f0-9]{6}|[a-f0-9]{3})$/i'),
+                ->rule('hex_color'),
             Schema\Str::make('icon')
                 ->writable()
                 ->nullable(),

framework/core/src/Api/Resource/UserResource.php

@@ -18,6 +18,7 @@ use Flarum\User\Event\Saving;
 use Flarum\User\Exception\NotAuthenticatedException;
 use Flarum\User\RegistrationToken;
 use Flarum\User\User;
+use GuzzleHttp\Client;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Str;
@@ -393,9 +394,30 @@ class UserResource extends AbstractDatabaseResource
             ]);
         }
 
-        $image = $this->imageManager->make($url);
+        $urlContents = $this->retrieveAvatarFromUrl($url);
 
-        $this->avatarUploader->upload($user, $image);
+        if ($urlContents !== null) {
+            $image = $this->imageManager->read($urlContents);
+
+            $this->avatarUploader->upload($user, $image);
+        }
+    }
+
+    private function retrieveAvatarFromUrl(string $url): ?string
+    {
+        $client = new Client();
+
+        try {
+            $response = $client->get($url);
+        } catch (\Exception $e) {
+            return null;
+        }
+
+        if ($response->getStatusCode() !== 200) {
+            return null;
+        }
+
+        return $response->getBody()->getContents();
     }
 
     private function fulfillToken(User $user, RegistrationToken $token): void

framework/core/tests/integration/extenders/ModelTest.php

@@ -306,11 +306,13 @@ class ModelTest extends TestCase
 
         $this->app();
 
-        $group1 = new Group;
-        $group2 = new Group;
+        Group::boot();
 
-        $this->assertEquals(1, $group1->counter);
-        $this->assertEquals(2, $group2->counter);
+        $group1 = new Group();
+        $group2 = new Group();
+
+        $this->assertEquals(3, $group1->counter);
+        $this->assertEquals(4, $group2->counter);
     }
 
     /**