Seems that the dependency with swiper cannot be resolved when installing the package:
$ composer require "simialbi/yii2-kanban" "~1.0@dev"
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
Installation request for simialbi/yii2-kanban ~1.0@dev -> satisfiable by simialbi/yii2-kanban[1.0.x-dev].
simialbi/yii2-kanban 1.0.x-dev requires bower-asset/swiper ^4.5.0 -> no matching package found.
Seems that the dependency with swiper cannot be resolved when installing the package:
$ composer require "simialbi/yii2-kanban" "~1.0@dev" ./composer.json has been updated Loading composer repositories with package information Updating dependencies (including require-dev) Your requirements could not be resolved to an installable set of packages.
Problem 1
Potential causes:
Read https://getcomposer.org/doc/articles/troubleshooting.md for further common problems.
Installation failed, reverting ./composer.json to its original content.