No function changes. Cleanup console command cleanup

app/Console/Commands/PacketProcess.php

@@ -58,10 +58,10 @@ class PacketProcess extends Command
 	/**
 	 * Execute the console command.
 	 *
-	 * @return int|void
+	 * @return int
 	 * @throws \Exception
 	 */
-	public function handle()
+	public function handle(): int
 	{
 		$rel_name = sprintf('%s/%s',config('fido.dir'),$this->argument('file'));
 
@@ -74,7 +74,8 @@ class PacketProcess extends Command
 
 		} else {
 			$this->error('Unable to determine sender FTN address');
-			exit(1);
+
+			return self::FAILURE;
 		}
 
 		Job::dispatchSync($rel_name,$ao->zone->domain,$this->option('dontqueue'));