A PersistentDirectory backed by a Compute Engine regional persistent disk.
Type of the disk to use. Defaults to pd-standard.
Type of file system that the disk should be formatted with. The workstation image must support this file system type. Must be empty if source_snapshot is set. Defaults to ext4.
What should happen to the disk after the workstation is deleted. Defaults to DELETE.
Size of the disk in GB. Must be empty if source_snapshot is set. Defaults to 200.
Name of the snapshot to use as the source for the disk. If set, size_gb and fs_type must be empty.