Field names, as well as its values' format, are same as GitHub.

https://docs.github.com/en/communities/using-templates-to-encourage-useful-issues-and-pull-requests/syntax-for-issue-forms

1. Supports YAML and MARKDOWN format
2. Must be placed in .cnb/ISSUE_TEMPLATE directory

• markdown rendering
• input
• textarea
• markdown editor
• dropdown
• labels
• assignees

• markdown