Create a new repo at Github using git bash?

GitHub-Repo-Name.sh

#!/bin/sh

# Create a new repo at Github using git bash?
reponame="$1"

if [ "$reponame" = "" ]; then
read -p "Enter Github Repository Name: " reponame
fi

mkdir ./$reponame
cd $reponame

# Add a Repository to GitHub using Git Command-line Calls Only?
curl -u USERNAME https://api.github.com/user/repos -d "{\"name\":\"$reponame\"}"

git init
echo "ADD README CONTENT" > README.md
git add README.md
git commit -m "Starting Out"
git remote add origin [email protected]:USERNAME/$reponame.git
git push -u origin master