Finds a Fly app name in the local directory's fly.toml and destroys without mercy

reckoner.sh

#!/bin/bash

regex='^app = "([^"]*)"'
while read line
do
        if [[ $line =~ $regex ]]
        then
                appname="${BASH_REMATCH[1]}"
                flyctl destroy $appname -y
                exit
        fi
done < fly.toml