Install Slack app to Masthead
To start receiving alerts and notifications to Slack app, user has to set up the Slack integration which connects Masthead to Slack Workspace.
Open Integrations and press Connect button.
After clicking Connect, you will be forwarded to Slack's website. If you have permission to add applications to your workspace, click Allow. Select a Slack channel to which you would prefer to get notifications about alerts.
Once Masthead is connected to Slack workspace, you would be able to see details under Integrations menu
Once all set up, you will receive a direct message in Slack from Masthead Slackbot.