If no argument is provided default to .

main.go

@@ -29,28 +29,28 @@ var startCmd = &cobra.Command{
 	Use:   "start",
 	Short: "Start the minecraft server",
 	Run:   server.Start,
-	Args:  cobra.ExactArgs(1),
+	Args:  cobra.MaximumNArgs(1),
 }
 
 var stopCmd = &cobra.Command{
 	Use:   "stop",
 	Short: "Stop the minecraft server",
 	Run:   server.Stop,
-	Args:  cobra.ExactArgs(1),
+	Args:  cobra.MaximumNArgs(1),
 }
 
 var restartCmd = &cobra.Command{
 	Use:   "restart",
 	Short: "Restart the minecraft server",
 	Run:   server.Restart,
-	Args:  cobra.ExactArgs(1),
+	Args:  cobra.MaximumNArgs(1),
 }
 
 var shellCmd = &cobra.Command{
 	Use:   "shell",
 	Short: "Access RCON shell",
 	Run:   server.Shell,
-	Args:  cobra.ExactArgs(1),
+	Args:  cobra.MaximumNArgs(1),
 }
 
 var sayCmd = &cobra.Command{
@@ -64,7 +64,7 @@ var statusCmd = &cobra.Command{
 	Use:   "status",
 	Short: "Get the status of the server",
 	Run:   server.Status,
-	Args:  cobra.MinimumNArgs(1),
+	Args:  cobra.MaximumNArgs(1),
 }
 
 //go:embed templates/docker-compose.yml