add group priorities for ordering groups

MiraAPI.Example/Options/ExampleOptions2.cs

@@ -8,6 +8,8 @@ public class ExampleOptions2 : AbstractOptionGroup
 {
     public override string GroupName => "Example Options 2";
 
+    public override uint GroupPriority => 0; // This group will be displayed first. The default value is uint.MaxValue.
+
     public ModdedToggleOption ToggleOpt1 { get; } = new("Toggle Option 1", false);
 
     public ModdedToggleOption ToggleOpt2 { get; } = new("Toggle Option 2", false)

MiraAPI/GameOptions/AbstractOptionGroup.cs

@@ -26,6 +26,12 @@ public abstract class AbstractOptionGroup
     /// </summary>
     public virtual Color GroupColor => Color.clear;
 
+    /// <summary>
+    /// Gets the group priority. This is used to determine the order in which groups are displayed in the options menu.
+    /// Zero is the highest priority, and the default value is the max uint value.
+    /// </summary>
+    public virtual uint GroupPriority => uint.MaxValue;
+
     /// <summary>
     /// Gets the role the group is associated with. This is used for the advanced role options menu.
     /// </summary>

MiraAPI/PluginLoading/MiraPluginManager.cs

@@ -83,6 +83,8 @@ internal sealed class MiraPluginManager
                 ModdedOptionsManager.RegisterAttributeOption(type, attribute, property, pluginInfo);
             }
         }
+
+        pluginInfo.OptionGroups.Sort((x, y) => x.GroupPriority.CompareTo(y.GroupPriority));
     }
 
     private static void RegisterRoleAttribute(Assembly assembly, MiraPluginInfo pluginInfo)