Marking default coloring (#13039)

* Marking coloring WIP

* EnsureDefault now supports coloring!

* Now markings have coloring when they get added

* Many things

* yml files

* cleanup

* Some requested changes

* Nullable type and WIP caching

* Time to resolve that thing with deprecated hair fields

* Latest reviews + im still trying to use these hair markings

* FirstOrDefault thing and Tattoo docs

* IDK

* It's now works a bit more properly in preferences GUI

* THEY SYNCING! However preferences GUI still broken and doesn't work properly

* Markings now updating when changing in GUI. However they still don't work properly with bald humanoids

* Forgor...

* Default hair-colored markings will not color to hair if there is no hair

* Fixed default colors for customizable markings

* Fixed bug in prefs GUI that set current hair to null

* Now markings that must match skin color because of limb (e.x. Slimes) - will match skin color

* final tweaks: if hair uses skin color then markings will use skin color as hair color (slimes)

* fix

* fixed dirty. no more funni invis bug

* Mirrors and client profile loading

* default colors soon TM

* review + better coloring

* Hardcode is gone

* diona markings

* oh my god

* fixed CategoryColoring

* cool fallback, clean up and some other tweaks

* code style

* more style

* a

Content.Client/Humanoid/HumanoidMarkingModifierWindow.xaml.cs

@@ -60,11 +60,13 @@ public sealed partial class HumanoidMarkingModifierWindow : DefaultWindow
         string? state = _protoMan.HasIndex<HumanoidSpeciesSpriteLayer>(modifier.Text) ? modifier.Text : null;
         OnLayerInfoModified?.Invoke(layer, new CustomBaseLayerInfo(state, modifier.Color));
     }
-
-    public void SetState(MarkingSet markings, string species, Color skinColor, Dictionary<HumanoidVisualLayers, CustomBaseLayerInfo> info)
+    public void SetState(
+        MarkingSet markings,
+        string species,
+        Color skinColor,
+        Dictionary<HumanoidVisualLayers, CustomBaseLayerInfo> info
+    )
     {
-        MarkingPickerWidget.SetData(markings, species, skinColor);
-
         foreach (var (layer, modifier) in _modifiers)
         {
             if (!info.TryGetValue(layer, out var layerInfo))
@@ -75,6 +77,14 @@ public sealed partial class HumanoidMarkingModifierWindow : DefaultWindow
 
             modifier.SetState(true, layerInfo.ID ?? string.Empty, layerInfo.Color ?? Color.White);
         }
+
+        var eyesColor = Color.White;
+        if (info.TryGetValue(HumanoidVisualLayers.Eyes, out var eyes) && eyes.Color != null)
+        {
+            eyesColor = eyes.Color.Value;
+        }
+
+        MarkingPickerWidget.SetData(markings, species, skinColor, eyesColor);
     }
 
     private sealed class HumanoidBaseLayerModifier : BoxContainer