Shell script to make git deployable production environments

mkprod.sh

#!/bin/sh

NAME=$1
DIR=$PWD

if [ ! -d "$DIR/$NAME" ]; then
  mkdir "$NAME"
fi

if [ ! -d "$DIR/repos" ]; then
  mkdir repos
fi

if [ ! -d "$DIR/repos/$NAME" ]; then
  mkdir "$DIR/repos/$NAME"
fi

cd "$DIR/repos/$NAME"

git init --bare

echo "#!/bin/sh
export GIT_WORK_TREE=$DIR/$NAME
git checkout -f master

cd $DIR/$NAME
npm run prod-update" > hooks/post-update

chmod 755 hooks/post-update