Add Environment and Project management to the Terraform provider

[dabeeeenster]

Is your feature request related to a problem? Please describe.

It would be useful to be able to manage the following resources in Terraform:

• Project
• Environment

Describe the solution you'd like.

Add Environment and Project management to the Terraform provider

Describe alternatives you've considered

None

Additional context

No response

[erz4]

Also, roles and groups can be useful too