unsupported_profile_patch_path· code· HTTP 422· scope endpoint· applies to schema_validation, service_call`ak.self.account.command.update_profile.v1` received a patch path outside the account self-service allowlist (`display_name`, `avatar_blob_ref`, `profile_fields.<key>`). Handle, lifecycle, principal, actor_kind, accountability, authorization, and handle-claim paths MUST be rejected instead of silently ignored.