Connect CalDAV todos to DB-Items, finish todo component and add it to pipeline items

app/Http/Controllers/LineItemController.php

@@ -14,7 +14,7 @@ public function index($invoiceId)
         $items = LineItem::with('unit')
             ->select('line_items.*')
             ->where('invoice_id', $invoiceId)
-            ->orderBy('position', 'desc')
+            ->orderBy('position', 'asc')
             ->get();
 
         return $items->map(function ($item) {