If the MediawikiInit job fails, for example with no response from the MW api, it just fails horribly without a retry
```lines=10
[2021-10-12 09:35:40][Tv7n38NerRao3Jwj7P7tkKMb4P9Xetvi] Processing: App\Jobs\MediawikiInit
[2021-10-12 09:35:42][Tv7n38NerRao3Jwj7P7tkKMb4P9Xetvi] Failed: App\Jobs\MediawikiInit
[2021-10-12 09:35:42] production.ERROR: array_key_exists() expects parameter 2 to be array, null given {"exception":"[object] (ErrorException(code: 0): array_key_exists() expects parameter 2 to be array, null given at /var/www/html/app/Jobs/MediawikiInit.php:60)
[stacktrace]
#0 [internal function]: Illuminate\\Foundation\\Bootstrap\\HandleExceptions->handleError(2, 'array_key_exist...', '/var/www/html/a...', 60, Array)
#1 /var/www/html/app/Jobs/MediawikiInit.php(60): array_key_exists('wbstackInit', NULL)
#2 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): App\\Jobs\\MediawikiInit->handle()
#3 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/Util.php(40): Illuminate\\Container\\BoundMethod::Illuminate\\Container\\{closure}()
#4 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(93): Illuminate\\Container\\Util::unwrapIfClosure(Object(Closure))
#5 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(37): Illuminate\\Container\\BoundMethod::callBoundMethod(Object(Illuminate\\Foundation\\Application), Array, Object(Closure))
#6 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/Container.php(653): Illuminate\\Container\\BoundMethod::call(Object(Illuminate\\Foundation\\Application), Array, Array, NULL)
#7 /var/www/html/vendor/laravel/framework/src/Illuminate/Bus/Dispatcher.php(128): Illuminate\\Container\\Container->call(Array)
#8 /var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\\Bus\\Dispatcher->Illuminate\\Bus\\{closure}(Object(App\\Jobs\\MediawikiInit))
#9 /var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(App\\Jobs\\MediawikiInit))
#10 /var/www/html/vendor/laravel/framework/src/Illuminate/Bus/Dispatcher.php(132): Illuminate\\Pipeline\\Pipeline->then(Object(Closure))
#11 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/CallQueuedHandler.php(120): Illuminate\\Bus\\Dispatcher->dispatchNow(Object(App\\Jobs\\MediawikiInit), false)
#12 /var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\\Queue\\CallQueuedHandler->Illuminate\\Queue\\{closure}(Object(App\\Jobs\\MediawikiInit))
#13 /var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(App\\Jobs\\MediawikiInit))
#14 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/CallQueuedHandler.php(122): Illuminate\\Pipeline\\Pipeline->then(Object(Closure))
#15 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/CallQueuedHandler.php(70): Illuminate\\Queue\\CallQueuedHandler->dispatchThroughMiddleware(Object(Illuminate\\Queue\\Jobs\\RedisJob), Object(App\\Jobs\\MediawikiInit))
#16 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Jobs/Job.php(98): Illuminate\\Queue\\CallQueuedHandler->call(Object(Illuminate\\Queue\\Jobs\\RedisJob), Array)
#17 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Worker.php(428): Illuminate\\Queue\\Jobs\\Job->fire()
#18 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Worker.php(378): Illuminate\\Queue\\Worker->process('redis', Object(Illuminate\\Queue\\Jobs\\RedisJob), Object(Illuminate\\Queue\\WorkerOptions))
#19 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Worker.php(172): Illuminate\\Queue\\Worker->runJob(Object(Illuminate\\Queue\\Jobs\\RedisJob), 'redis', Object(Illuminate\\Queue\\WorkerOptions))
#20 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Console/WorkCommand.php(117): Illuminate\\Queue\\Worker->daemon('redis', 'default', Object(Illuminate\\Queue\\WorkerOptions))
#21 /var/www/html/vendor/laravel/framework/src/Illuminate/Queue/Console/WorkCommand.php(101): Illuminate\\Queue\\Console\\WorkCommand->runWorker('redis', 'default')
#22 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): Illuminate\\Queue\\Console\\WorkCommand->handle()
#23 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/Util.php(40): Illuminate\\Container\\BoundMethod::Illuminate\\Container\\{closure}()
#24 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(93): Illuminate\\Container\\Util::unwrapIfClosure(Object(Closure))
#25 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(37): Illuminate\\Container\\BoundMethod::callBoundMethod(Object(Illuminate\\Foundation\\Application), Array, Object(Closure))
#26 /var/www/html/vendor/laravel/framework/src/Illuminate/Container/Container.php(653): Illuminate\\Container\\BoundMethod::call(Object(Illuminate\\Foundation\\Application), Array, Array, NULL)
#27 /var/www/html/vendor/laravel/framework/src/Illuminate/Console/Command.php(136): Illuminate\\Container\\Container->call(Array)
#28 /var/www/html/vendor/symfony/console/Command/Command.php(299): Illuminate\\Console\\Command->execute(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Illuminate\\Console\\OutputStyle))
#29 /var/www/html/vendor/laravel/framework/src/Illuminate/Console/Command.php(121): Symfony\\Component\\Console\\Command\\Command->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Illuminate\\Console\\OutputStyle))
#30 /var/www/html/vendor/symfony/console/Application.php(978): Illuminate\\Console\\Command->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#31 /var/www/html/vendor/symfony/console/Application.php(295): Symfony\\Component\\Console\\Application->doRunCommand(Object(Illuminate\\Queue\\Console\\WorkCommand), Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#32 /var/www/html/vendor/symfony/console/Application.php(167): Symfony\\Component\\Console\\Application->doRun(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#33 /var/www/html/vendor/laravel/framework/src/Illuminate/Console/Application.php(94): Symfony\\Component\\Console\\Application->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#34 /var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(129): Illuminate\\Console\\Application->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#35 /var/www/html/artisan(37): Illuminate\\Foundation\\Console\\Kernel->handle(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#36 {main}
"}
```
Check that it's an array and handle the error
AC
- [] On failure the exception from the Mediawiki side should be returned to the API and not result in a stacktrace