laravel_guzzle_log.php

<?php
...
  
$stack = HandlerStack::create();
$logger = new Logger('Logger');
$handler = new RotatingFileHandler(storage_path('logs/guzzle.log'), 5, Logger::DEBUG, true, 0664);

// $logger->pushHandler(new StreamHandler(storage_path('logs/guzzle.log')), Logger::DEBUG);
$logger->pushHandler($handler);

$stack->push(
    Middleware::log(
        $logger,
        new MessageFormatter('{req_body} - {res_body}')
    )
);

$payload = [];

$response = Http::withOptions([
        'handler' => $stack
    ])
    ->post(Config::get('services.semaphore.url'), $payload);