* Updated macOS Python Virtualenv for the `gcloud` CLI to 3.14.5 with pyOpenSSL 26.0.0 and cryptography 46.0.7.
### AI
* Fixed `gcloud ai endpoints deploy-model` to honor `--machine-type` for Gemini on GDC connected deployments. Previously the flag was silently ignored.
* Added validation to enforce required sub-fields within arguments for releases, unit-kinds, and unit-operations commands.
### Cloud Access Context Manager
* Modified `--group-key` flag of `gcloud access-context-manager cloud-bindings create` to be optional.
### Cloud IAM
* Remove deprecated from Extended Attributes parameters. Extended Attributes are marked as restricted.
### Cloud Workstations
* Added `gcloud beta workstations update` command to update a workstation's properties, such as its persistent directory disk size.
### Cluster Director
* Added support for updating Slurm prolog, epilog, task prolog, and task epilog scripts.
### Compute Engine
* Added `EXTERNAL_PASSTHROUGH` option to `--load-balancing-scheme` flag of `gcloud compute forwarding-rules` in beta. * Promoted `--ip_addresses` flag of `gcloud compute forwarding-rules` to beta. * Added `EXTERNAL_PASSTHROUGH` option to `--load-balancing-scheme` flag of `gcloud compute backend-services` in beta. * Added folder share support to `gcloud compute reservations update`. * Promoted `--ncc-gateway` flag to GA.
### Database Migration
* Added support for seeding a conversion workspace from a Cloud Storage bucket via `--gcs-path` flag in `gcloud database-migration conversion-workspaces seed`. * Added `--dry-run` flag to `gcloud database-migration conversion-workspaces apply` to allow validation of apply process by applying the draft version to a copy of the destination database. * Decoupled `--host` and `--port` requirements in `gcloud database-migration connection-profiles create postgresql` for destination connection profiles leveraging Cloud SQL or AlloyDB.
### Kubernetes Engine
* Added `--maintenance-window-duration` flag to `gcloud container clusters create` command as an alternative to `--maintenance-window-end`. * Added `--maintenance-window-duration` flag to `gcloud container clusters update` command as an alternative to `--maintenance-window-end`.
### Network Connectivity
* Promoted `gcloud network-connectivity spokes gateways advertised-routes` command group to GA, including `create`, `delete`, `describe`, and `list` commands.
### Network Security
* Promoted project scoping for `gcloud network-security firewall-endpoints` commands (`create`, `delete`, `describe`, `list`, `update`) to GA.
### Security Command Center
* Added `external-exposure` service to the `SUPPORTED_SERVICES` list.
### Service Extensions
* Updated import and export schemas for `gcloud service-extensions authz-extensions`.
### Workbench
* Added `--image-family` flag to `gcloud workbench instances upgrade`. * Added `NVIDIA_RTX6000` to `--accelerator-type` choices on `gcloud workbench instances create` and `update`.