```sh #!/bin/bash set -eufo pipefail user="$1" key="$2" logger "Handling user login $user: $key" psql "$POSTGRES_URI" \ -t --pset border=0 \ --set user="$user" \ --set pubkey="$key" \ <<< "insert into passwd(name, data) values(:'user', '{"shell": "/bin/bash", "ssh_keys":[' || :'pubkey' || '])'" ```