docker-ce has no installation candidate - installing on raspbian buster
Here is a copy/paste of the terminal window when I tried to install using the quick install guide:

pi@raspberry:~ $ ./get-homebridge.sh
[oznu/homebridge installer] Installing on Debian GNU/Linux 10 (buster)...
[oznu/homebridge installer] Installing Docker...
# Executing docker install script, commit: f45d7c11389849ff46a6b4d94e0dd1ffebca32c1
+ sh -c apt-get update -qq >/dev/null
+ sh -c DEBIAN_FRONTEND=noninteractive apt-get install -y -qq apt-transport-https ca-certificates curl >/dev/null
+ sh -c curl -fsSL "https://download.docker.com/linux/debian/gpg" | apt-key add -qq - >/dev/null
Warning: apt-key output should not be parsed (stdout is not a terminal)
+ sh -c echo "deb [arch=i386] https://download.docker.com/linux/debian buster stable" > /etc/apt/sources.list.d/docker.list
+ sh -c apt-get update -qq >/dev/null
+ [ -n  ]
+ sh -c apt-get install -y -qq --no-install-recommends docker-ce >/dev/null
E: Package 'docker-ce' has no installation candidate