Merge branch 'fix/build-error' into 'main_dev'

fix: 修复build报错

See merge request yunteng/thingskit-scada!105

@@ -352,7 +352,7 @@
 	 */
 	Sidebar.prototype.initChartInstance = function (graph) {
 		const basicAttr = this.enumCellBasicAttribute
-		const allCell = Object.entries(graph?.getModel()?.cells || {}).map(([_, item]) => item) || []
+		const allCell = Object.entries(((graph || {}).getModel() || {}).cells || {}).map(([_, item]) => item) || []
 		const domIdMapping = new Map()
 		for (const cell of allCell) {
 			const chartInstanceId = graph.getAttributeForCell(cell, basicAttr.CHART_INSTANCE_ID)