Encore\Admin\Form\Field\Date::render PHP Method

    public function render()
    {
        $this->options['format'] = $this->format;
        $this->options['locale'] = config('app.locale');
        $this->script = "\$('#{$this->id}').datetimepicker(" . json_encode($this->options) . ');';
        return parent::render();
    }