Usually your favorite S3 like service. Do most of your development in modules then have “roots” that cover a well defined subsets of your infrastructure (say db

Usually your favorite S3 like service. Do most of your development in modules then have “roots” that cover a well defined subsets of your infrastructure (say db, app servers, load balancer and firewall rules for a single app) then use workspaces to manage different environments. The docs for terraform are actually quiet.