src/ButtonDropdown.php:32:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\ButtonDropdown::DIRECTION_DOWN" should have a declared type. (see https://psalm.dev/359)

src/ButtonDropdown.php:37:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\ButtonDropdown::DIRECTION_LEFT" should have a declared type. (see https://psalm.dev/359)

src/ButtonDropdown.php:42:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\ButtonDropdown::DIRECTION_RIGHT" should have a declared type. (see https://psalm.dev/359)

src/ButtonDropdown.php:47:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\ButtonDropdown::DIRECTION_UP" should have a declared type. (see https://psalm.dev/359)

src/Dropdown.php:43:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\Dropdown::ALIGNMENT_END" should have a declared type. (see https://psalm.dev/359)

src/Dropdown.php:44:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\Dropdown::ALIGNMENT_SM_END" should have a declared type. (see https://psalm.dev/359)

src/Dropdown.php:45:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\Dropdown::ALIGNMENT_MD_END" should have a declared type. (see https://psalm.dev/359)

src/Dropdown.php:46:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\Dropdown::ALIGNMENT_LG_END" should have a declared type. (see https://psalm.dev/359)

src/Dropdown.php:47:18: MissingClassConstType: Class constant "Yiisoft\Yii\Bootstrap5\Dropdown::ALIGNMENT_XL_END" should have a declared type. (see https://psalm.dev/359)