Setup

Pre-requisites:

Install Terraform
Install Azure CLI
Setup Azure CLI Credentials using AZ Login
Setup a storage container on Azure to save terraform state

Next Steps:

Clone the infra repo
Update the following block in terraform.tf with details of storage conatiner created by you

backend "azurerm" {
            resource_group_name  = "tfstate"
            storage_account_name = "tfstatejsv8r"
            container_name       = "tfstate"
            key                  = "./terraform.tfstate"
        }

Run terraform init to initalize code and install necessary requirements
Run terraform plan to review changes
Run terraform apply to apply changes