fix lint

frontend/src/App.tsx

@@ -63,7 +63,7 @@ function App() {
 
       {/* Tabs */}
       <Box sx={{ borderBottom: 1, borderColor: 'divider', mb: 3 }}>
-        <Tabs value={tab} onChange={(_, v) => setTab(v)}>
+        <Tabs value={tab} onChange={(_, v: number) => setTab(v)}>
           <Tab icon={<Lightbulb />} iconPosition="start" label="Идеи" />
           <Tab icon={<Group />} iconPosition="start" label="Команда" />
         </Tabs>
@@ -72,7 +72,14 @@ function App() {
       {/* Content */}
       {tab === 0 && (
         <>
-          <Box sx={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', mb: 2 }}>
+          <Box
+            sx={{
+              display: 'flex',
+              justifyContent: 'space-between',
+              alignItems: 'center',
+              mb: 2,
+            }}
+          >
             <IdeasFilters />
             <Button
               variant="contained"