This is the Vue Bootstrap Datetime Picker asset to Yii2 VueApp component.
The preferred way to install this extension is through composer.
Either run
php composer.phar require --prefer-dist fabriziocaldarelli/yii2-vueapp-vue-bootstrap-datetime-picker "@dev"
or add
"fabriziocaldarelli/yii2-vueapp-vue-bootstrap-datetime-picker": "@dev"
to the require section of your composer.json
file.