Revert ":confetti_ball: Added .gitattributes & .gitignore files"

This reverts commit c9a7db5413a9420829490a9e608991fdf510bd0e.
This fresh coing

learning java
Revert "Revert ":confetti_ball: Added .gitattributes & .gitignore files""

This reverts commit 462a8ae47f23591369053f894a92c349aec87839.