initial commit

init-key.php

@@ -0,0 +1,13 @@
+<?php
+declare(strict_types=1);
+
+$key = getenv('PREAUTH_KEY');
+
+// generate a new key, if not specified
+if ( ! $key) {
+    $key = base64_encode(random_bytes(64));
+    error_log("ERROR: PREAUTH_KEY is not set, generating a random session encryption key:\n'$key'\nupdate your config or it will be regenerated when you restart.");
+}
+
+echo $key;
+