fix: fix panic in template pull (#2710)

cli/templatepull.go

@@ -17,7 +17,7 @@ func templatePull() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "pull <name> [destination]",
 		Short: "Download the latest version of a template to a path.",
-		Args:  cobra.MaximumNArgs(2),
+		Args:  cobra.RangeArgs(1, 2),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			var (
 				ctx          = cmd.Context()

cli/templatepull_test.go

@@ -19,6 +19,14 @@ import (
 func TestTemplatePull(t *testing.T) {
 	t.Parallel()
 
+	t.Run("NoName", func(t *testing.T) {
+		t.Parallel()
+
+		cmd, _ := clitest.New(t, "templates", "pull")
+		err := cmd.Execute()
+		require.Error(t, err)
+	})
+
 	// Stdout tests that 'templates pull' pulls down the latest template
 	// and writes it to stdout.
 	t.Run("Stdout", func(t *testing.T) {