mkdir ~/build_dir

cd ~/build_dir

mkdir -p new_package/DEBIAN

cat <<EOF >> new_package/DEBIAN/control
Package: new-my-package
Architecture: all
Maintainer: my_name
Priority: optional
Version: 1.0
Description: My new package description
EOF

mkdir -p new_package/opt/

cp <binary> new_package/opt/

dpkg-deb --build my_package_name

http://www.hackgnar.com/2016/01/simple-deb-package-creation.html