Define Terraform file

- We're going to provision a Cosmos DB instance … through Terraform. … I'm under the Azure Documentation they have available. … First thing you should notice … is Terraform deploys resources … through Azure Resource Manager API. … What I'm going to do here is now … head down on the left hand side and select Cosmos DB. … It gives a clear example on how to deploy the resources. … And if we navigate below, … there's reference material for the various arguments … and attributes. … Before proceeding further, … I think it's important that we install Terraform. … So let's do that. … I'm going back to a PowerShell Window, … that's in administrator mode. … And first thing I'm going to do is … I'm going to install using chocolatey … as we've done multiple times in this course. … And the term is just Terraform. … So let's hit enter here. … And I'm going to say yes to all. … Again, this should take about a minute. … The installation itself is pretty lightweight, … as it's written in Golang. … So there are no additional libraries …