feat(themes): 添加可编辑的站点外观和皮肤主题(#408)

web/src/components/canvas/canvas-folder-card.tsx

@@ -112,7 +112,7 @@ export function CanvasFolderCard({ project, projectName, onClick, onPrefetch, op
                     menu={{
                         onClick: ({ domEvent }) => domEvent.stopPropagation(),
                         items: [
-                            { key: "export", icon: <Download className="size-3.5" />, label: "导出画布", onClick: () => void exportCanvasProjects([project], project.title || "影策画布") },
+                            { key: "export", icon: <Download className="size-3.5" />, label: "导出画布", onClick: () => void exportCanvasProjects([project], project.title || "画布") },
                             { type: "divider" },
                             { key: "delete", danger: true, icon: <Trash2 className="size-3.5" />, label: "删除", onClick: () => setDeleteIds([project.id]) },
                         ],