chore: finish frontend ESLint migration #18

Enable every plugin recommended preset and replace Biome with ESLint formatting.

Preserve API contracts and JSX whitespace; verify source, tests, builds and tooling.

src/pages/settings/ui/SettingsPage.tsx

@@ -1,7 +1,9 @@
-import { Button, Stack, Title } from "@mantine/core";
 import type { FC } from "react";
+
+import { Button, Stack, Title } from "@mantine/core";
 import { useTranslation } from "react-i18next";
 import { useNavigate } from "react-router";
+
 import { useAuth } from "@/features/auth";
 import { TbankConnectionSection } from "@/features/tbank-connection";