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/app/routes/RouteErrorBoundary/RouteErrorBoundary.tsx

@@ -1,14 +1,16 @@
+import type { FC, PropsWithChildren } from "react";
+
 import { Button, Stack, Text, Title } from "@mantine/core";
 import { useDocumentTitle } from "@mantine/hooks";
-import type { FC, PropsWithChildren } from "react";
 import { Component } from "react";
 import { useTranslation } from "react-i18next";
 import { Link, useLocation } from "react-router";
+
 import { useAuth } from "@/features/auth";
 
 type BoundaryProps = PropsWithChildren<{
-	routeKey: string;
 	authenticated: boolean;
+	routeKey: string;
 }>;
 
 type RouteErrorFallbackProps = {
@@ -18,12 +20,12 @@ type RouteErrorFallbackProps = {
 type State = { hasError: boolean };
 
 class Boundary extends Component<BoundaryProps, State> {
-	state: State = { hasError: false };
-
 	static getDerivedStateFromError(): State {
 		return { hasError: true };
 	}
 
+	state: State = { hasError: false };
+
 	componentDidUpdate(previousProps: BoundaryProps) {
 		if (previousProps.routeKey !== this.props.routeKey && this.state.hasError) {
 			this.setState({ hasError: false });
@@ -31,10 +33,7 @@ class Boundary extends Component<BoundaryProps, State> {
 	}
 
 	render() {
-		if (this.state.hasError) {
-			return <RouteErrorFallback authenticated={this.props.authenticated} />;
-		}
-		return this.props.children;
+		return this.state.hasError ? <RouteErrorFallback authenticated={this.props.authenticated} /> : this.props.children;
 	}
 }
 
@@ -60,7 +59,7 @@ const RouteErrorFallback: FC<RouteErrorFallbackProps> = (props) => {
 
 const RouteErrorBoundary: FC<PropsWithChildren> = (props) => {
 	const { children } = props;
-	const { pathname, search, key } = useLocation();
+	const { key, pathname, search } = useLocation();
 	const { user } = useAuth();
 
 	return (