Use an action from a repository

- So far, we've seen how to add featured actions … from the Visual Workflow Editor and from the Market Place. … But, of course, these aren't the only ways … to add actions to a workflow. … If we're coding a workflow, in a text editor, … for example, we can add actions from repositories … in a few different ways. … We can reference an action in the same repo … as the workflow, any public repository … and even Docker images published to an image repository … like Docker Hub. … Every action is required to have a unique identifier … and a uses attribute. … The unique identifier makes the action addressable … in a workflow and the uses attribute specifies … a reference to the action's code. … If we want to use an action in the same repository … as the workflow, we can specify any path, … relative to the route of the repo. … So, if the target action was inside the .gibhub directory … in a directory named action1, … we would use the path starting with a . followed … by a / and so on all the way down …