Added Project structure, API, Frontend and Websockets

api/vendor/psr/clock/src/ClockInterface.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Psr\Clock;
+
+use DateTimeImmutable;
+
+interface ClockInterface
+{
+    /**
+     * Returns the current time as a DateTimeImmutable Object
+     */
+    public function now(): DateTimeImmutable;
+}