Update docker-composer (https://stackoverflow.com/a/49839172/3681550)

dc-update.sh

# First, remove the old version:

# If installed via apt-get
sudo apt-get remove docker-compose

# If installed via curl
sudo rm /usr/local/bin/docker-compose

# If installed via pip
pip uninstall docker-compose

# curl + grep
VERSION=$(curl --silent https://api.github.com/repos/docker/compose/releases/latest | grep -Po '"tag_name": "\K.*\d')

# curl + jq
# VERSION=$(curl --silent https://api.github.com/repos/docker/compose/releases/latest | jq .name -r)

DESTINATION=/usr/local/bin/docker-compose

sudo curl -L https://github.com/docker/compose/releases/download/${VERSION}/docker-compose-$(uname -s)-$(uname -m) -o $DESTINATION
sudo chmod 755 $DESTINATION