Crie Gitignore
# creates gitignore file
$ touch .gitignore
sej
# creates gitignore file
$ touch .gitignore
Use this link as a generator for your gitignore: "https://www.toptal.com/developers/gitignore"
Just enter your language/IDE and press tab if you want to add another one.
Once your done with that press "Create" and copy the text into your gitignore