luos/bootstrap/app.php

<?php

/*
|--------------------------------------------------------------------------
| Create The Application
|--------------------------------------------------------------------------
|
| The first thing we will do is create a new Laravel application instance
| which serves as the "glue" for all the components of Laravel, and is
| the IoC container for the system binding all of the various parts.
|
*/

$app = new Illuminate\Foundation\Application(
    realpath(__DIR__.'/../')
);

// Change storage path
$app->useStoragePath(realpath(__DIR__.'/../shared/'));

/*
|--------------------------------------------------------------------------
| Bind Important Interfaces
|--------------------------------------------------------------------------
|
| Next, we need to bind some important interfaces into the container so
| we will be able to resolve them when needed. The kernels serve the
| incoming requests to this application from both the web and CLI.
|
*/

$app->singleton(
    Illuminate\Contracts\Http\Kernel::class,
    Illuminate\Foundation\Http\Kernel::class
);

$app->singleton(
    Illuminate\Contracts\Console\Kernel::class,
    Illuminate\Foundation\Console\Kernel::class
);

$app->singleton(
    Illuminate\Contracts\Debug\ExceptionHandler::class,
    Illuminate\Foundation\Exceptions\Handler::class
);

$app->configureMonologUsing(function($monolog) use ($app) {
    $monolog->pushHandler(
        (new Monolog\Handler\RotatingFileHandler(
        // Set the log path
            $app->storagePath().'/logs/processmaker.log',
            // Set the number of daily files you want to keep
            $app->make('config')->get('app.log_max_files', 5)
        ))->setFormatter(new Monolog\Formatter\LineFormatter(null, null, true, true))
    );
});

/*
|--------------------------------------------------------------------------
| Return The Application
|--------------------------------------------------------------------------
|
| This script returns the application instance. The instance is given to
| the calling script so we can separate the building of the instances
| from the actual running of the application and sending responses.
|
*/

return $app;