Add actions to a workflow

- [Instructor] As we continue configuring our workflow, … we need to add steps with actions and commands. … For an action we specify the uses attribute. … This executes the actions code … in a new process on the operating system. … Because actions can contain multiple commands, … actions can provide much more functionality in a workflow … than just running one command after another. … If we're adding an action with the uses keyword, … we need to tell the workflow … where to find the code for the action. … Actions can be sourced … from three different types of locations. … The first type is a public repository. … This would be any repository … that's publicly accessible on github.com. … They can also be located in the same repository … as the workflow that's calling the action. … And finally, actions can be sourced as an image … from a Docker container registry like Docker Hub. … To source an action located on Docker Hub, … we would start with the keyword Docker, … followed by a colon and two slashes. …