It's an watcher for new scopes added to bounty-targets-data and send you alert to Slack.
Based on this, I recommend you to run this every hour in a cronjob.
▶ crontab -e
0 * * * * /path/to/bounty-targets-alert/main https://hooks.slack.com/services/xxx/xxx/xxx
Follow me at Twitter, DMs are always open.