minor fixes

services/frontend/src/pages/CompetitionSession/index.tsx

@@ -1,5 +1,5 @@
 import { useState, useEffect } from "react";
-import { useParams, Navigate } from "react-router-dom";
+import { useParams, Navigate   } from "react-router-dom";
 import CompetitionHeader from "./components/CompetitionHeader";
 import TaskContent from "./components/TaskContent";
 import TaskSolution from "./modules/TaskSolution";

services/frontend/src/pages/CompetitionSession/modules/TaskSolution/components/ActionButtons/index.tsx

@@ -30,10 +30,8 @@ const ActionButtons: React.FC<ActionButtonsProps> = ({
       
       {isCleared ? (
         <Button 
-          className="font-hse-sans flex-grow bg-green-600 hover:bg-green-700" 
           disabled={true}
         >
-          <CheckCircle className="mr-2 h-4 w-4" />
           Задача сдана!
         </Button>
       ) : hasSubmissionsLeft ? (