terraform { required_providers { hashicups = { source = "hashicorp.com/edu/hashicups" } } required_version = ">= 1.8.0" } provider "hashicups" { username = "education" password = "test123" host = "http://localhost:19090" } output "total_price" { value = provider::hashicups::compute_tax(5.00, 0.085) }