Fix up

example.config.yml

@@ -31,6 +31,7 @@ telegram:
 # Logger configuration
 logger:
   level: info
+  log_to_file: false # If true will log to file as well as stdout
 
 # Configure rules
 rules:

serverless.php

@@ -15,7 +15,7 @@ public function handle($event, Context $context)
         $configLoader = new ConfigParser();
         $config = $configLoader->parse(Yaml::parseFile(__DIR__ . '/config.yml'));
 
-        $container = new Container($config);
+        $container = new Container($config, 'serverless');
 
         $termin = $container->getTermin();
         $termin->run($config->getSites());

src/Container.php

@@ -20,15 +20,15 @@ class Container extends Pimple
 {
     private const ROOT_DIR = __DIR__.'/../';
 
-    public function __construct(Config $config)
+    public function __construct(Config $config, string $runtime = 'normal')
     {
         parent::__construct();
 
         $this[NotifierInterface::class] = static fn () => (new NotifierFactory(new MultiNotifier()))->create($config);
 
-        $this[LoggerInterface::class] = static function () use ($config) {
+        $this[LoggerInterface::class] = static function () use ($config, $runtime) {
             $logger = new Logger('termin');
-            if ($config->getLogToFile()) {
+            if ($config->getLogToFile() || 'serverless' !== $runtime) {
                 $logger->pushHandler(new StreamHandler(self::ROOT_DIR.'var/log/app.log', $config->getLogLevel()));
             }
             $logger->pushHandler(new StreamHandler('php://stdout', $config->getLogLevel()));