[Web] Add Mailcow\ class structure and imapsync module classes

data/web/inc/lib/mailcow/Imapsync/Model/Settings.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Mailcow\Imapsync\Model;
+
+/**
+ * Global sync job settings (table `imapsync_settings`), read by the runner.
+ */
+class Settings
+{
+    public int $maxParallel = 1;
+    /** Global bandwidth limit in bytes/s, 0 = unlimited */
+    public int $maxBytesPerSecond = 0;
+
+    /**
+     * API representation (GET imapsync_settings); the UI edits the limit in KB/s.
+     */
+    public function toArray(): array
+    {
+        return [
+            'max_parallel' => $this->maxParallel,
+            'max_bytes_per_second' => $this->maxBytesPerSecond,
+            'max_kb_per_second' => intdiv($this->maxBytesPerSecond, 1024),
+        ];
+    }
+}