src/Leevel/Page/Page.php
public function append(string $key, string $value): IPage
    {
        return $this->addParameter($key, $value);
    }
public function append(string $key, string $value): IPage
    {
        return $this->addParameter($key, $value);
    }
追加分页条件.

@param string $key
@param string $value

@return $this