Remove the CreateArgs() method that is not used by the base class.

src/ZonyLrcTools.Cli/Commands/DownloadCommand.cs

@@ -61,8 +61,6 @@ namespace ZonyLrcTools.Cli.Commands
 
         #endregion
 
-        public override List<string> CreateArgs() => new();
-
         protected override async Task<int> OnExecuteAsync(CommandLineApplication app)
         {
             var files = await ScanMusicFilesAsync();

src/ZonyLrcTools.Cli/Commands/ScanCommand.cs

@@ -1,4 +1,3 @@
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using McMaster.Extensions.CommandLineUtils;
@@ -38,10 +37,5 @@ namespace ZonyLrcTools.Cli.Commands
             _logger.LogInformation($"目录扫描完成，共扫描到 {result.Sum(f => f.FilePaths.Count)} 个音乐文件。");
             return 0;
         }
-
-        public override List<string> CreateArgs()
-        {
-            return new();
-        }
     }
 }

src/ZonyLrcTools.Cli/Commands/ToolCommand.cs

@@ -15,14 +15,11 @@ using ZonyLrcTools.Cli.Infrastructure.Extensions;
 namespace ZonyLrcTools.Cli.Commands
 {
     [Command("lyric-tool")]
-    [Subcommand(typeof(ScanCommand), typeof(DownloadCommand))]
+    [Subcommand(typeof(ScanCommand),
+        typeof(DownloadCommand),
+        typeof(UtilityCommand))]
     public class ToolCommand : ToolCommandBase
     {
-        public override List<string> CreateArgs()
-        {
-            return new();
-        }
-
         public static async Task<int> Main(string[] args)
         {
             ConfigureLogger();

src/ZonyLrcTools.Cli/Commands/ToolCommandBase.cs

@@ -7,8 +7,6 @@ namespace ZonyLrcTools.Cli.Commands
     [HelpOption("--help|-h", Description = "欢迎使用 ZonyLrcToolsX Command Line Interface。")]
     public abstract class ToolCommandBase
     {
-        public abstract List<string> CreateArgs();
-
         protected virtual Task<int> OnExecuteAsync(CommandLineApplication app)
         {
             return Task.FromResult(0);

src/ZonyLrcTools.Cli/Commands/UtilityCommand.cs

@@ -1,4 +1,3 @@
-using System.Collections.Generic;
 using System.Threading.Tasks;
 using McMaster.Extensions.CommandLineUtils;
 
@@ -10,8 +9,6 @@ namespace ZonyLrcTools.Cli.Commands
     [Command("util", Description = "提供常用的工具类功能。")]
     public class UtilityCommand : ToolCommandBase
     {
-        public override List<string> CreateArgs() => new();
-
         protected override Task<int> OnExecuteAsync(CommandLineApplication app)
         {
             return base.OnExecuteAsync(app);