feat: allow to discard a draft only if it's not the first workflow version (no version prior to this one)

Author: Devessier

packages/twenty-front/src/modules/workflow/components/RecordShowPageHeaderWorkflow.tsx

@@ -37,7 +37,8 @@ export const RecordShowPageHeaderWorkflow = ({
         onClick={() => {}}
       />
 
-      {workflowWithCurrentVersion?.currentVersion?.status === 'DRAFT' ? (
+      {workflowWithCurrentVersion?.currentVersion?.status === 'DRAFT' &&
+      workflowWithCurrentVersion.versions?.length > 1 ? (
         <Button
           title="Discard Draft"
           variant="secondary"

packages/twenty-front/src/modules/workflow/hooks/useWorkflowWithCurrentVersion.tsx

@@ -19,6 +19,7 @@ export const useWorkflowWithCurrentVersion = (
       id: true,
       name: true,
       statuses: true,
+      versions: true,
     },
     skip: !isDefined(workflowId),
   });