Some logo fixes and ability to use selfsigned certs

roundcube-config/eternity-logo.php

@@ -1,5 +1,5 @@
 <?php
 
 $config['skin_logo'] = [
-	'login' => 'static.php/skins/eternity/images/logo.svg',
+	'*' => 'static.php/skins/eternity/images/logo.svg',
 ];

roundcube-config/stalwart-tls.php

@@ -0,0 +1,12 @@
+<?php
+
+if (filter_var(getenv('ROUNDCUBE_ALLOW_SELF_SIGNED_CERT'), FILTER_VALIDATE_BOOLEAN)) {
+    $tls_options = [
+        'verify_peer' => false,
+        'verify_peer_name' => false,
+        'allow_self_signed' => true,
+    ];
+
+    $config['imap_conn_options'] = ['ssl' => $tls_options];
+    $config['smtp_conn_options'] = ['ssl' => $tls_options];
+}