There is a command group 'az_stack hci vm_image'. This group of commands could 'manage images with stack hci vm'. The group of commands has global parameter '--debug' which means 'Increase logging verbosity to show all debug logs.'. The group of commands has global parameter '--help -h' which means 'Show this help message and exit.'. The group of commands has global parameter '--only-show-errors' which means 'Only show errors, suppressing warnings.'. The group of commands has global parameter '--output -o' which means 'Output format.'. The group of commands has global parameter '--query' which means 'JMESPath query string. See <a href="http://jmespath.org/">http://jmespath.org/</a> for more information and examples.'. The group of commands has global parameter '--subscription' which means 'Name or ID of subscription. You can configure the default subscription using `az account set -s NAME_OR_ID`.'. The group of commands has global parameter '--verbose' which means 'Increase logging verbosity. Use --debug for full debug logs.'. This group contains a child command 'az_stack hci vm_image_create'.The syntax is: az stack-hci-vm image create --custom-location
                             --name
                             --os-type
                             --resource-group
                             [--image-path]
                             [--location]
                             [--offer]
                             [--polling-interval]
                             [--publisher]
                             [--sku]
                             [--storage-path-id]
                             [--tags]
                             [--urn]
                             [--version]. The 1th example of the child command would be to use it to 'putgalleryimage', the syntax is: az stack-hci-vm image create --custom-location "/subscriptions/a95612cb-f1fa-4daa-a4fd-272844fa512c/resourceGroups/dogfoodarc/providers/Microsoft.ExtendedLocation/customLocations/dogfood-location" --location "West US2" --storage-path-id "/subscriptions/a95612cb-f1fa-4daa-a4fd-272844fa512c/resourceGroups/dogfoodarc/providers/Microsoft.AzureStackHCI/storagecontainers/test-storagepath" --image-path "C:\\test.vhdx" --name "test-gallery-image" --resource-group "test-rg" --os-type "Windows". The parameter '--custom-location' is required. It is used to the id of the extended location.. The parameter '--name' is required. It is used to name of the gallery image.. The parameter '--os-type' is required. It is used to os type [windows, linux].. The parameter '--resource-group -g' is required. It is used to name of resource group. you can configure the default group using `az configure --defaults group=<name>`.. The parameter '--image-path' is optional. location/path of the image the gallery image should be created from.. The parameter '--location -l' is optional. if location is not specified, the location of the resource group is used.. The parameter '--offer' is optional. offer for marketplace image.. The parameter '--polling-interval' is optional. arm polling interval for long running operations.. The parameter '--publisher' is optional. publisher for marketplace image.. The parameter '--sku' is optional. sku for marketplace image.. The parameter '--storage-path-id' is optional. azure id of the storage path which is used to store the gallery images.. The parameter '--tags' is optional. space-separated tags: key[=value] [key[=value] ...]. use "" to clear existing tags.. The parameter '--urn' is optional. urn, in format of 'publisher:offer:sku:version'. if specified, other argument values can be omitted.. The parameter '--version' is optional. version for marketplace image.(this will be ignored if --urn is passed).. 