variables.tf (2 lines):
	- line 100: validation { # TODO - change to warning
	- line 200: # principal_id                           = optional(string, null) # TODO the principal_id is not known before policy assignment


main_policy_assignment.tf (2 lines):
	- line 9: # assignmentType  = "string" # TODO MISSING
	- line 14: enforcementMode       = try(var.enforce, "Default") == "Default" ? "Default" : "DoNotEnforce" # TODO: agree on default