Creating a Mattermost channel from an issue in JIRA

Users can instantly create Mattermost channels when viewing a JIRA issue. Mattermost options for a JIRA issue are found in the right panel.
To enable Channel Creation for JIRA issues you must first set the default Team via Project Settings. Managing the default team for a project.
To create a Mattermost channel for the particular issue, click in the right panel under Mattermost. The issue channel's name will be the key of the JIRA issue.