public function store(Request $request)
{
$item = new Item();
$item->setSymPass($request->session()->get('sym_pass'));
$item->key = $request->key;
$item->val = $request->val;
$item->resource_id = $request->resource_id;
$item->save();
return redirect()->route('resource.show', ['id' => $request->resource_id]);
}