Add logging for Terraform provider

[Jonathan Yu]

The Terraform plugin framework provides its own logging interface, and we can use this to propagate diagnostic information to Terraform.

https://developer.hashicorp.com/terraform/tutorials/providers-plugin-framework/providers-plugin-framework-logging

[Edward Park]

create helpers that wrap common error operations, like http, and return a diagnostic

https://developer.hashicorp.com/terraform/plugin/framework/diagnostics