#1 - project skeleton (#7)

* #1 - project skeleton

* #1 - composer fix

* #1 - add app key to phpunit config

* #1 - change default session driver

* #1 - add EXTERNAL_WEBSERVER_PORT variable to .env.example

config/broadcasting.php

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    "default" => env("BROADCAST_DRIVER", "null"),
+    "connections" => [
+        "log" => [
+            "driver" => "log",
+        ],
+        "null" => [
+            "driver" => "null",
+        ],
+    ],
+];