Terraform
Terraform is effectively a Infrastructure as a code tool. You write code in HCL (Hashicorp Configuration Language) files to create servers and other infra and give it the credentials to your Cloud Provider and if you run it, it will create them for you.
You can then reuse the same code to create the same infra setup for your dev Environment and your testing environment. Plus other developers can add their own code and create more infra and you can pull the code and keep it updated. If you run it again it won't