Upstream migration guide: https://registry.terraform.io/providers/hashicorp/azuread/latest/docs/guides/3.0-upgrade-guide

A short review of the migration guide shows that the release mainly consists of deprecating and removing a handful of fields, each of which has a recommened alternative.

Tasks:

• Review breaking changes for properties which might cause replacement
• Ensure upgrade tests are in-place - add where needed for breaking changes
• Update templates
• Update examples

Upgrade guide review

Resources with the end_date_relative deprecated in favor of end_date (these properties cause replacement:

• azuread.ApplicationCertificate
• azuread.ApplicationPassword
• azuread.ServicePrincipalCertificate
• azuread.ServicePrincipalPassword

Removed properties which cause replacement:

• azuread_application - application_id and client_id properties don't cause replacement
• azuread.ApplicationCertificate: application_object_id -> application_id causes replacement
• azuread.ApplicationFederatedIdentityCredential: application_object_id -> application_id causes replacement
• azuread.ApplicationPassword: application_object_id -> application_id causes replacement
• azuread.ApplicationPreAuthorized: application_object_id -> application_id causes replacement
• azuread.DirectoryRoleAssignment app_scope_object_id -> app_scope_id causes replacement