Behaviors with Blueprint-style node graph, graph editor tab and BehaviorSystem

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

src/ui/Theme.ts

@@ -30,6 +30,25 @@ export const Theme = {
     viewport: 0x121316,
     grid: 0x1f2126,
     gizmo: 0x4c8dff,
+    /** Behavior symbols and owner links. */
+    behavior: 0xb066ff,
+    /** Node graph: canvas, node chrome, per-category title colors, port colors, live highlight. */
+    graphBackground: 0x15171b,
+    node: 0x262a32,
+    nodeBorder: 0x3b404b,
+    nodeSelected: 0x4c8dff,
+    categoryEvent: 0xc0392b,
+    categoryFlow: 0x7f8c8d,
+    categoryData: 0x2e8b57,
+    categoryVariable: 0xb8860b,
+    categoryAction: 0x2f6fd6,
+    portExec: 0xffffff,
+    portNumber: 0x6fcf97,
+    portBoolean: 0xe57373,
+    portString: 0xe6a8ff,
+    portObject: 0x56ccf2,
+    portAny: 0xbdbdbd,
+    hot: 0xffc857,
   },
 } as const;
 

src/ui/widgets/ListView.ts

@@ -25,7 +25,7 @@ export class ListView extends Widget {
   onSelect?: (id: string | null) => void;
   onActivate?: (id: string) => void;
   onContextMenu?: (id: string, globalX: number, globalY: number) => void;
-  rowHeight = Theme.rowHeight;
+  rowHeight: number = Theme.rowHeight;
   emptyText = 'Nothing here yet';
   private readonly emptyLabel = new Text({ text: '', style: textStyle('muted') });