refactor: Use Autofac composite support for global setup tasks

Utilize built-in composite support in Autofac for `IGlobalSetupTask`
implementations.

src/Recyclarr.Cli/CompositionRoot.cs

@@ -99,7 +99,7 @@ public static class CompositionRoot
     {
         builder.RegisterType<CommandSetupInterceptor>().As<ICommandInterceptor>();
 
-        builder.RegisterType<GlobalSetupTaskExecutor>();
+        builder.RegisterComposite<CompositeGlobalSetupTask, IGlobalSetupTask>();
         builder.RegisterTypes(
                 typeof(ProgramInformationDisplayTask),
                 typeof(JanitorCleanupTask))

src/Recyclarr.Cli/Console/Helpers/CommandSetupInterceptor.cs

@@ -12,21 +12,22 @@ internal sealed class CommandSetupInterceptor : ICommandInterceptor, IDisposable
     private readonly ConsoleAppCancellationTokenSource _ct = new();
     private readonly LoggingLevelSwitch _loggingLevelSwitch;
     private readonly IAppDataSetup _appDataSetup;
-    private readonly Lazy<GlobalSetupTaskExecutor> _taskExecutor;
+    private readonly Lazy<IGlobalSetupTask> _globalTaskSetup;
 
     public CommandSetupInterceptor(
         Lazy<ILogger> log,
         LoggingLevelSwitch loggingLevelSwitch,
         IAppDataSetup appDataSetup,
-        Lazy<GlobalSetupTaskExecutor> taskExecutor)
+        Lazy<IGlobalSetupTask> globalTaskSetup)
     {
         _loggingLevelSwitch = loggingLevelSwitch;
         _appDataSetup = appDataSetup;
-        _taskExecutor = taskExecutor;
+        _globalTaskSetup = globalTaskSetup;
 
         _ct.CancelPressed.Subscribe(_ => log.Value.Information("Exiting due to signal interrupt"));
     }
 
+    // Executed on CLI startup
     public void Intercept(CommandContext context, CommandSettings settings)
     {
         switch (settings)
@@ -36,12 +37,13 @@ internal sealed class CommandSetupInterceptor : ICommandInterceptor, IDisposable
                 break;
         }
 
-        _taskExecutor.Value.OnStart();
+        _globalTaskSetup.Value.OnStart();
     }
 
+    // Executed on CLI exit
     public void InterceptResult(CommandContext context, CommandSettings settings, ref int result)
     {
-        _taskExecutor.Value.OnFinish();
+        _globalTaskSetup.Value.OnFinish();
     }
 
     private void HandleBaseCommand(BaseCommandSettings cmd)

src/Recyclarr.Cli/Console/Setup/CompositeGlobalSetupTask.cs

@@ -1,6 +1,9 @@
+using JetBrains.Annotations;
+
 namespace Recyclarr.Cli.Console.Setup;
 
-public class GlobalSetupTaskExecutor(IOrderedEnumerable<IGlobalSetupTask> tasks)
+[UsedImplicitly]
+public class CompositeGlobalSetupTask(IOrderedEnumerable<IGlobalSetupTask> tasks) : IGlobalSetupTask
 {
     public void OnStart()
     {