新增后台Dashboard并修正画板规范图选择

新增后台 Dashboard 默认入口、日周月筛选和运营汇总页签

补充后台 Dashboard 数据契约、接口统计和文档

修正画板角色与图标规范图选择、缓存和提示状态

修复创作页桌面导航类型收窄错误

更新 Codex 环境初始化脚本和相关回归测试记录

src/components/image-editor/ImageCanvasGenerationLayerModel.ts

@@ -43,7 +43,7 @@ type QuickEditResultLayerOptions = {
 
 type IconSpritesheetResultLayerOptions = {
   generated: EditorIconSpritesheetGenerationResult;
-  iconResults: EditorIconSpritesheetIconResult[];
+  iconResults?: EditorIconSpritesheetIconResult[] | null;
   startIndex: number;
   canvasSize: CanvasSize;
   viewport: CanvasViewport;
@@ -299,7 +299,8 @@ export function createIconSpritesheetResultLayers({
   let cursorY = startY;
   let rowHeight = 0;
 
-  const iconLayers = iconResults.map((icon, index) => {
+  const normalizedIconResults = Array.isArray(iconResults) ? iconResults : [];
+  const iconLayers = normalizedIconResults.map((icon, index) => {
     const resource = icon.resource;
     const asset = icon.asset;
     const originalWidth = icon.width || 128;