Add CheckRidsCommand to check available RIDs for the current OS

app/Build/Commands/CheckRidsCommand.cs

@@ -0,0 +1,21 @@
+// ReSharper disable ClassNeverInstantiated.Global
+// ReSharper disable UnusedType.Global
+// ReSharper disable UnusedMember.Global
+namespace Build.Commands;
+
+public sealed class CheckRidsCommand
+{
+    [Command("check-rids", Description = "Check the RIDs for the current OS")]
+    public void GetRids()
+    {
+        if(!Environment.IsWorkingDirectoryValid())
+            return;
+        
+        var rids = Environment.GetRidsForCurrentOS();
+        Console.WriteLine("The following RIDs are available for the current OS:");
+        foreach (var rid in rids)
+        {
+            Console.WriteLine($"- {rid}");
+        }
+    }
+}

app/Build/Program.cs

@@ -1,3 +1,6 @@
-var builder = CoconaApp.CreateBuilder();
+using Build.Commands;
+
+var builder = CoconaApp.CreateBuilder();
 var app = builder.Build();
+app.AddCommands<CheckRidsCommand>();
 app.Run();