chore: bump to v2.0.0 with PHP 8.3+ support and invalid item cleanup

src/Cart.php

@@ -165,9 +165,31 @@ public function add(
 
         $this->currentItemId = $id;
 
+        // clean up any incomplete items
+        $this->removeInvalidItems();
+
         return $this;
     }
 
+    /**
+     * Remove any incomplete items
+     */
+    public function removeInvalidItems(): bool
+    {
+        $carts = $this->getContent();
+
+        foreach ($carts as $index => $cart) {
+
+            if (! (isset($cart['id'], $cart['name'], $cart['quantity']))) {
+
+                // remove item
+                $this->remove($index);
+            }
+        }
+
+        return true;
+    }
+
     /**
      * Update a cart item with whatever data is passed in
      */