Implement branch front end (#13489)

First PR to support workflow branches on frontend

packages/twenty-server/src/modules/workflow/workflow-trigger/types/workflow-trigger.type.ts

@@ -17,6 +17,10 @@ type BaseTrigger = {
   type: WorkflowTriggerType;
   settings: BaseWorkflowTriggerSettings;
   nextStepIds?: string[];
+  position?: {
+    x: number;
+    y: number;
+  };
 };
 
 export type WorkflowDatabaseEventTrigger = BaseTrigger & {