Get the branching model for a project

Return the branching model set at the project level. This view is read-only. The branching model settings can be changed using the [settings](#api-workspaces-workspace-projects-project-key-branching-model-settings-get) API. The returned object: 1. Always has a `development` property. `development.name` is the user-specified branch that can be inherited by an individual repository's branching model. 2. Might have a `production` property. `production` will not be present when `produc...