fixed urls (hardcoded /admin) to admin navigation

react-openapi/Admin.tsx

@@ -51,7 +51,7 @@ function Dashboard({ basePath }: { basePath: string }) {
                 transition: 'transform 0.2s',
                 '&:hover': { transform: 'translateY(-4px)', boxShadow: 4 }
             }}
-            onClick={() => navigate(`${basePath}/${res.name}`)}
+            onClick={() => navigate(`/admin/${res.name}`)}
           >
             <Typography variant="h6" color="primary">{res.pluralLabel}</Typography>
             <Typography variant="body2" color="text.secondary">Manage {res.pluralLabel.toLowerCase()}</Typography>
@@ -88,7 +88,7 @@ function AdminApp({ basePath }: { basePath: string }) {
     <AdminLayout
       username={currentUser.username}
       onLogout={logout}
-      onSelectResource={(name) => navigate(`${basePath}/${name}`)}
+      onSelectResource={(name) => navigate(`/admin/${name}`)}
       resources={config?.resources || []}
     >
       <Routes>