Fix use as draft (#9718)

- remove delete serverless function when archiving workflow version
- update copy serverless function to reset serverless function to old
version
- remove createNewWorkflowVersion and use createDraftFromWorkflowVersion
- fix step update issue and optimistic rendering when generate draft
from active version

packages/twenty-server/src/modules/workflow/workflow-status/jobs/workflow-statuses-update.job.ts

@@ -161,26 +161,30 @@ export class WorkflowStatusesUpdateJob {
         const newStep = { ...step };
 
         if (step.type === WorkflowActionType.CODE) {
-          let serverlessFunction;
-
           try {
-            serverlessFunction =
-              await this.serverlessFunctionService.publishOneServerlessFunction(
-                step.settings.input.serverlessFunctionId,
-                workspaceId,
-              );
+            await this.serverlessFunctionService.publishOneServerlessFunction(
+              step.settings.input.serverlessFunctionId,
+              workspaceId,
+            );
           } catch (e) {
-            serverlessFunction = null;
+            // publishOneServerlessFunction throws if no change have been
+            // applied between draft and lastPublished version.
+            // If no change have been applied, we just use the same
+            // serverless function version
           }
 
-          if (serverlessFunction) {
-            const newStepSettings = { ...step.settings };
+          const serverlessFunction =
+            await this.serverlessFunctionService.findOneOrFail({
+              id: step.settings.input.serverlessFunctionId,
+              workspaceId,
+            });
 
-            newStepSettings.input.serverlessFunctionVersion =
-              serverlessFunction.latestVersion;
+          const newStepSettings = { ...step.settings };
 
-            newStep.settings = newStepSettings;
-          }
+          newStepSettings.input.serverlessFunctionVersion =
+            serverlessFunction.latestVersion;
+
+          newStep.settings = newStepSettings;
         }
         newSteps.push(newStep);
       }