feat(new_editor): add project panel and polish dock chrome

new_editor/src/Collections/UIEditorTabStrip.cpp

@@ -88,20 +88,6 @@ float ResolveTabTextLeft(
     return availableLeft + (std::max)(0.0f, (availableWidth - labelWidth) * 0.5f);
 }
 
-UIColor ResolveStripBorderColor(
-    const UIEditorTabStripState& state,
-    const UIEditorTabStripPalette& palette) {
-    (void)state;
-    return palette.stripBorderColor;
-}
-
-float ResolveStripBorderThickness(
-    const UIEditorTabStripState& state,
-    const UIEditorTabStripMetrics& metrics) {
-    (void)state;
-    return metrics.baseBorderThickness;
-}
-
 UIColor ResolveTabFillColor(
     bool selected,
     bool hovered,
@@ -359,11 +345,6 @@ void AppendUIEditorTabStripBackground(
     if (layout.headerRect.height > 0.0f) {
         drawList.AddFilledRect(layout.headerRect, palette.headerBackgroundColor, stripRounding);
     }
-    drawList.AddRectOutline(
-        layout.bounds,
-        ResolveStripBorderColor(state, palette),
-        ResolveStripBorderThickness(state, metrics),
-        stripRounding);
 
     for (std::size_t index = 0; index < layout.tabHeaderRects.size(); ++index) {
         const bool selected = layout.selectedIndex == index;