Remove onboarding features from WorkflowToolbar component

- Eliminated onboarding-related state and UI elements from the WorkflowToolbar, including the tutorial button and modal.
- Cleaned up unused imports related to onboarding, streamlining the component's code structure.

src/components/WorkflowToolbar.tsx

@@ -13,7 +13,6 @@ import {
   Clock,
   Activity,
   GitBranch,
-  HelpCircle,
 } from "lucide-react";
 import {
   downloadWorkflow,
@@ -22,8 +21,6 @@ import {
 import { ApiKeysSettings } from "./ApiKeysSettings";
 import { DatabaseConnectionManager } from "./DatabaseConnectionManager";
 import { WorkflowScheduler } from "./WorkflowScheduler";
-import { OnboardingModal } from "./OnboardingModal";
-import { OnboardingManager } from "../utils/onboardingManager";
 import { Button } from "./ui/button";
 
 export const WorkflowToolbar: React.FC = () => {
@@ -42,7 +39,6 @@ export const WorkflowToolbar: React.FC = () => {
   const [showDatabaseManager, setShowDatabaseManager] = useState(false);
   const [showScheduler, setShowScheduler] = useState(false);
   const [showSaveSuccess, setShowSaveSuccess] = useState(false);
-  const [showOnboarding, setShowOnboarding] = useState(false);
 
   const handleSave = () => {
     if (currentWorkflow) {
@@ -162,19 +158,6 @@ export const WorkflowToolbar: React.FC = () => {
           Schedule
         </Button>
 
-        <Button
-          onClick={() => setShowOnboarding(true)}
-          variant="outline"
-          title="Show Tutorial"
-          className="relative"
-        >
-          <HelpCircle className="w-4 h-4 mr-2" />
-          Tutorial
-          {OnboardingManager.getStatus().isNewVersionAvailable && (
-            <div className="absolute -top-1 -right-1 w-3 h-3 bg-blue-500 rounded-full"></div>
-          )}
-        </Button>
-
         <div className="w-px h-6 bg-gray-300" />
 
         {/* Execution Mode Selector */}
@@ -279,15 +262,6 @@ export const WorkflowToolbar: React.FC = () => {
           workflowId={currentWorkflow?.id}
         />
       )}
-
-      {/* Onboarding Modal */}
-      {showOnboarding && (
-        <OnboardingModal
-          isOpen={showOnboarding}
-          onClose={() => setShowOnboarding(false)}
-          onComplete={() => setShowOnboarding(false)}
-        />
-      )}
     </div>
   );
 };