Deprecate QR code generation endpoint

module/Core/test/Action/QrCodeActionTest.php

@@ -9,7 +9,6 @@ use Laminas\Diactoros\ServerRequest;
 use Laminas\Diactoros\ServerRequestFactory;
 use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\Attributes\Test;
-use PHPUnit\Framework\Attributes\TestWith;
 use PHPUnit\Framework\MockObject\MockObject;
 use PHPUnit\Framework\TestCase;
 use Psr\Http\Message\ServerRequestInterface;
@@ -286,30 +285,6 @@ class QrCodeActionTest extends TestCase
         );
     }
 
-    #[Test]
-    #[TestWith([[], '4696E5'])] // The logo has Shlink's brand color
-    #[TestWith([['logo' => 'invalid'], '4696E5'])] // Invalid `logo` values are ignored. Default logo is still rendered
-    #[TestWith([['logo' => 'disable'], '000000'])] // No logo will be added if explicitly disabled
-    public function logoIsAddedToQrCodeIfOptionIsDefined(array $query, string $expectedColor): void
-    {
-        $logoUrl = 'https://avatars.githubusercontent.com/u/20341790?v=4'; // Shlink's logo
-        $code = 'abc123';
-        $req = ServerRequestFactory::fromGlobals()
-            ->withAttribute('shortCode', $code)
-            ->withQueryParams($query);
-
-        $this->urlResolver->method('resolveEnabledShortUrl')->willReturn(ShortUrl::withLongUrl('https://shlink.io'));
-        $handler = $this->createMock(RequestHandlerInterface::class);
-
-        $resp = $this->action(new QrCodeOptions(size: 250, logoUrl: $logoUrl))->process($req, $handler);
-        $image = imagecreatefromstring($resp->getBody()->__toString());
-        self::assertNotFalse($image);
-
-        // At around 100x100 px we can already find the logo, if present
-        $resultingColor = imagecolorat($image, 100, 100);
-        self::assertEquals(hexdec($expectedColor), $resultingColor);
-    }
-
     public static function provideEnabled(): iterable
     {
         yield 'always enabled' => [true];