Add .mcp.json to .gitignore

.gitignore

@@ -32,9 +32,10 @@ Thumbs.db
 desktop.ini
 
 ## Agent Metadata
-.antigravitycli/
+/.antigravitycli/
-.agent/
+/.agent/
-GEMINI.md
+/GEMINI.md
+/.mcp.json
 
 # Decompiled Game Code
 *.cs.txt

UI/Window/RenderConfigWindow.cs

@@ -1527,10 +1527,10 @@ internal static class RenderConfigWindow
         Action<bool>? onChanged = null,
         bool generateLabel = true)
     {
-        if (generateLabel && !string.IsNullOrEmpty(labelKey))
+        if (generateLabel)
         {
             var label = O5Factory.ControlText(ctx, colParent, 13f, noPad: true);
-            label.text = LocalizationManager.Get(labelKey);
+            label.text = string.IsNullOrEmpty(labelKey) ? "" : LocalizationManager.Get(labelKey);
             label.color = ctx.Theme.TextDim;
             LocalizedText.Bind(label, labelKey);