Install

composer require int/lumen-base

Alter ./bootstrap/app.php

Enable Facades

from

// $app->withFacades();

to

$app->withFacades();

Alter Exception Handler.

from

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

to

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

Add Middleware Accepts Json

$app->middleware([
    \Int\Lumen\Core\Http\Middleware\AcceptsJsonMiddleware::class
]);

Add Transformer Service Provider

$app->register(\Int\Lumen\Core\Providers\TransformerServiceProvider::class);

Add Config to Monolog

$app->configureMonologUsing(function ($monolog) {

    $monolog->pushHandler(new \Monolog\Handler\StreamHandler(storage_path() . '/logs/api.log'));
    $monolog->pushProcessor(new \Monolog\Processor\WebProcessor);

    return $monolog;
});