Hi!
I'm using Material Dashboard Pro from Creative Tim. I did the `yarn install` and `yarn add bootstrap jquery popper.js`, but I'm getting the following error in my Chrome inspect console:
```
Uncaught Error: Cannot find module 'moment'
at webpackMissingModule (bootstrap-datetimepicker.min.js:47)
at bootstrap-datetimepicker.min.js:47
at Object../vendor/assets/javascripts/plugins/bootstrap-datetimepicker.min.js (bootstrap-datetimepicker.min.js:47)
at __webpack_require__ (bootstrap:19)
at Module../app/javascript/packs/application.js (application.js:1)
at __webpack_require__ (bootstrap:19)
at bootstrap:83
at bootstrap:83
```
I'm also getting the following errors in my logs:
```
WARNING in ./vendor/assets/javascripts/plugins/moment.min.js
Module not found: Error: Can't resolve './locale' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/moment.min.js
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js
Module not found: Error: Can't resolve 'datatables.net' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js 33537:47-33539:4 33647:47-33649:4 34200:47-34202:4 35084:47-35086:4 35196:47-35198:4 35855:47-35857:4 36480:47-36482:4 36573:47-36575:4 37095:47-37097:4 37668:47-37670:4 37911:47-37913:4 38332:47-38334:4 38982:47-38984:4 39130:47-39132:4 39448:47-39450:4 39836:47-39838:4
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js
Module not found: Error: Can't resolve 'datatables.net-autofill' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js 34180:47-34182:4
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js
Module not found: Error: Can't resolve 'datatables.net-bs4' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js 34180:47-34182:4 35049:47-35051:4 38942:47-38944:4
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js
Module not found: Error: Can't resolve 'datatables.net-buttons' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js 35049:47-35051:4 35084:47-35086:4 35196:47-35198:4 35855:47-35857:4 36480:47-36482:4
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js
Module not found: Error: Can't resolve 'datatables.net-responsive' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/jquery.dataTables.min.js 38942:47-38944:4
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/bootstrap-datetimepicker.min.js
Module not found: Error: Can't resolve 'moment' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/bootstrap-datetimepicker.min.js 55:49-80
@ ./app/javascript/packs/application.js
ERROR in ./vendor/assets/javascripts/plugins/fullcalendar.min.js
Module not found: Error: Can't resolve 'moment' in '/Users/sebastianplasschaert/rss-to-speech/vendor/assets/javascripts/plugins'
@ ./vendor/assets/javascripts/plugins/fullcalendar.min.js 7:79-96
@ ./app/javascript/packs/application.js
Rendered shared/_nav.html.erb (Duration: 1.2ms | Allocations: 306)
Rendered shared/_footer.html.erb (Duration: 0.7ms | Allocations: 120)
Completed 200 OK in 10326ms (Views: 10312.9ms | ActiveRecord: 0.0ms | Allocations: 15581)
```
The paths seem to be correct but the modules aren't loading. Any ideas on what could be going wrong?