refactor(core): Persist node execution order, and forward it to the frontend (#14455)

cypress/utils/executions.ts

@@ -16,7 +16,8 @@ export function createMockNodeExecutionData(
 ): Record<string, ITaskData> {
 	return {
 		[name]: {
-			startTime: new Date().getTime(),
+			startTime: Date.now(),
+			executionIndex: 0,
 			executionTime: 1,
 			executionStatus,
 			data: jsonData
@@ -77,6 +78,7 @@ export function runMockWorkflowExecution({
 		cy.push('nodeExecuteBefore', {
 			executionId,
 			nodeName,
+			data: nodeRunData,
 		});
 		cy.push('nodeExecuteAfter', {
 			executionId,