Fix frontend TypeScript errors for Space Docker build

frontend/src/components/Layout.tsx

@@ -13,19 +13,16 @@ export default function Layout() {
           <NavLink to="/dashboard" className={({ isActive }) => (isActive ? "active" : "")}>
             Dashboard
           </NavLink>
-          <NavLink to="/workflows/new" className={({ isActive }) => (isActive ? "active" : "")}>
-            New Workflow
-          </NavLink>
           <NavLink to="/settings" className={({ isActive }) => (isActive ? "active" : "")}>
             API Settings
           </NavLink>
           <button
             onClick={() => {
               logout();
-              navigate("/login");
+              navigate("/dashboard");
             }}
           >
-            Logout ({user?.username})
+            Reset Session ({user?.username})
           </button>
         </nav>
       </aside>

frontend/src/context/AuthContext.tsx

@@ -5,6 +5,7 @@ import type { User } from "../types";
 interface AuthContextValue {
   user: User | null;
   loading: boolean;
+  logout: () => void;
 }
 
 const AuthContext = createContext<AuthContextValue | null>(null);
@@ -13,6 +14,11 @@ export function AuthProvider({ children }: { children: ReactNode }) {
   const [user, setUser] = useState<User | null>(null);
   const [loading, setLoading] = useState(true);
 
+  const logout = () => {
+    setToken(null);
+    setUser(null);
+  };
+
   useEffect(() => {
     const initializeAuth = async () => {
       try {
@@ -32,7 +38,7 @@ export function AuthProvider({ children }: { children: ReactNode }) {
   }, []);
 
   return (
-    <AuthContext.Provider value={{ user, loading }}>
+    <AuthContext.Provider value={{ user, loading, logout }}>
       {children}
     </AuthContext.Provider>
   );

frontend/src/pages/DashboardPage.tsx

@@ -18,9 +18,14 @@ export default function DashboardPage() {
     setError("");
 
     try {
-      const { workflow_id } = await api.createWorkflow(prompt.trim(), "gemini", apiKey.trim());
-      await api.startWorkflow(workflow_id);
-      navigate(`/workflows/${workflow_id}`);
+      const workflow = await api.createWorkflow({
+        user_prompt: prompt.trim(),
+        llm_provider: "gemini",
+        llm_model: "gemini-1.5-pro",
+        api_key: apiKey.trim(),
+      });
+      await api.startWorkflow(workflow.workflow_id, apiKey.trim());
+      navigate(`/workflows/${workflow.workflow_id}`);
     } catch (err: any) {
       setError(err.message || "Failed to start workflow");
       setLoading(false);