Gradle is not importing libs

Hello, I am at the first interaction with Gradle and I am in desperate need of help.
My Gradle script is not importing local libraries in order to have a successful build, even though I did my best to follow the documentation. I’ve tried many approaches in the last 4 days and I just cannot do it.

Please see my StackOverflow question:

Thank you!

Answered over there.

Thank you so much! .