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/features/auth/ui/AuthForm/AuthForm.test.tsx

@@ -2,6 +2,7 @@ import { MantineProvider } from "@mantine/core";
 import { fireEvent, render, screen, waitFor } from "@testing-library/react";
 import { MemoryRouter } from "react-router";
 import { describe, expect, it, vi } from "vitest";
+
 import { AuthForm } from "./AuthForm";
 
 describe("AuthForm", () => {
@@ -10,7 +11,7 @@ describe("AuthForm", () => {
 		render(
 			<MantineProvider>
 				<MemoryRouter>
-					<AuthForm register onSubmit={onSubmit} />
+					<AuthForm onSubmit={onSubmit} register />
 				</MemoryRouter>
 			</MantineProvider>,
 		);

src/features/auth/ui/AuthForm/AuthForm.tsx

@@ -1,10 +1,12 @@
+import type { FC } from "react";
+
 import { zodResolver } from "@hookform/resolvers/zod";
 import { Alert, Button, PasswordInput, Stack, TextInput } from "@mantine/core";
-import type { FC } from "react";
 import { useState } from "react";
 import { FormProvider, type Resolver, useForm } from "react-hook-form";
 import { useTranslation } from "react-i18next";
 import { Link } from "react-router";
+
 import {
 	type AuthFormValues,
 	loginSchema,
@@ -13,12 +15,12 @@ import {
 import classes from "./AuthForm.module.css";
 
 type AuthFormProps = {
-	register?: true;
 	onSubmit: (email: string, password: string) => Promise<void>;
+	register?: true;
 };
 
 const AuthForm: FC<AuthFormProps> = (props) => {
-	const { register, onSubmit } = props;
+	const { onSubmit, register } = props;
 	const { t } = useTranslation();
 	const schema = register ? registerSchema : loginSchema;
 	const methods = useForm<AuthFormValues>({
@@ -27,7 +29,7 @@ const AuthForm: FC<AuthFormProps> = (props) => {
 	const {
 		formState: { errors, isSubmitting },
 	} = methods;
-	const [submitError, setSubmitError] = useState<string | null>(null);
+	const [submitError, setSubmitError] = useState<null | string>(null);
 	return (
 		<FormProvider {...methods}>
 			<form
@@ -35,7 +37,8 @@ const AuthForm: FC<AuthFormProps> = (props) => {
 					setSubmitError(null);
 					try {
 						await onSubmit(values.email, values.password);
-					} catch {
+					}
+					catch {
 						setSubmitError(t("auth.requestError"));
 					}
 				})}
@@ -60,7 +63,7 @@ const AuthForm: FC<AuthFormProps> = (props) => {
 							/>
 						)}
 						{submitError && <Alert color="red">{submitError}</Alert>}
-						<Button type="submit" loading={isSubmitting}>
+						<Button loading={isSubmitting} type="submit">
 							{t(register ? "auth.register" : "auth.login")}
 						</Button>
 						<Button