feat(instance): add a generated name for create volume (#1917)

Co-authored-by: Rémy Léone <[email protected]>

Author: scaleway-bot

cmd/scw/testdata/test-all-usage-instance-volume-create-usage.golden

@@ -16,14 +16,14 @@ EXAMPLES:
     scw instance volume create volume-type=l_ssd base-volume=00112233-4455-6677-8899-aabbccddeeff
 
 ARGS:
-  [name]              The volume name
-  [project-id]        Project ID to use. If none is passed the default project ID will be used
-  [volume-type]       The volume type (l_ssd | b_ssd)
-  [size]              The volume disk size
-  [base-volume]       The ID of the volume on which this volume will be based
-  [base-snapshot]     The ID of the snapshot on which this volume will be based
-  [organization-id]   Organization ID to use. If none is passed the default organization ID will be used
-  [zone=fr-par-1]     Zone to target. If none is passed will use default zone from the config (fr-par-1 | fr-par-2 | nl-ams-1 | pl-waw-1)
+  [name=<generated>]   The volume name
+  [project-id]         Project ID to use. If none is passed the default project ID will be used
+  [volume-type]        The volume type (l_ssd | b_ssd)
+  [size]               The volume disk size
+  [base-volume]        The ID of the volume on which this volume will be based
+  [base-snapshot]      The ID of the snapshot on which this volume will be based
+  [organization-id]    Organization ID to use. If none is passed the default organization ID will be used
+  [zone=fr-par-1]      Zone to target. If none is passed will use default zone from the config (fr-par-1 | fr-par-2 | nl-ams-1 | pl-waw-1)
 
 FLAGS:
   -h, --help   help for create

docs/commands/instance.md

@@ -2222,7 +2222,7 @@ scw instance volume create [arg=value ...]
 
 | Name |   | Description |
 |------|---|-------------|
-| name |  | The volume name |
+| name | Default: `<generated>` | The volume name |
 | project-id |  | Project ID to use. If none is passed the default project ID will be used |
 | volume-type | One of: `l_ssd`, `b_ssd` | The volume type |
 | size |  | The volume disk size |

internal/namespaces/instance/v1/instance_cli.go

@@ -1470,6 +1470,7 @@ func instanceVolumeCreate() *core.Command {
 				Required:   false,
 				Deprecated: false,
 				Positional: false,
+				Default:    core.RandomValueGenerator("vol"),
 			},
 			core.ProjectArgSpec(),
 			{