feat: Support path in STACKKIT_CLOUD_TASKS_HANDLER

Author: andrew-broberg-five9

src/Config.php

@@ -66,7 +66,7 @@ public static function getHandler($handler): string
             $trimmedHandlerUrl = rtrim($handler, '/');
 
             if (!str_ends_with($trimmedHandlerUrl, '/handle-task')) {
-                return $trimmedHandlerUrl . '/handle-task';
+                return "$trimmedHandlerUrl/handle-task";
             }
 
             return $trimmedHandlerUrl;

tests/ConfigHandlerTest.php

@@ -4,7 +4,7 @@
 
 use Stackkit\LaravelGoogleCloudTasksQueue\Config;
 
-class ConfigHandlerTest extends TestCase
+class ConfigHandlerTest extends \PHPUnit\Framework\TestCase
 {
     /**
      * @dataProvider handlerDataProvider
@@ -24,4 +24,4 @@ public function handlerDataProvider(): array
             ['https://example.com/handle-task/', 'https://example.com/handle-task'],
         ];
     }
-}
+}