chore: add typed ESLint checks #18

Refs WealthLedger/main#18. Keep Biome; add no Prettier dependencies.

src/app/routes/AppRoutes/AppRoutes.test.tsx

@@ -1,6 +1,6 @@
 import { MantineProvider } from "@mantine/core";
 import { QueryClientProvider } from "@tanstack/react-query";
-import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { fireEvent, render, screen } from "@testing-library/react";
 import { cssVariablesResolver, theme } from "@wealthledger/ui/theme";
 import { HttpResponse, http } from "msw";
 import { MemoryRouter } from "react-router";
@@ -41,22 +41,18 @@ describe("AppRoutes", () => {
 	])("renders %s with its page title", async (path, title) => {
 		renderRoutes(path);
 
-		await waitFor(() =>
-			expect(
-				screen.getByRole("heading", { level: 1, name: title }),
-			).toBeInTheDocument(),
-		);
+		expect(
+			await screen.findByRole("heading", { level: 1, name: title }),
+		).toBeInTheDocument();
 		expect(document.title).toBe(`${title} — WealthLedger`);
 	});
 
 	it("redirects anonymous users from accounts", async () => {
 		renderRoutes("/accounts");
 
-		await waitFor(() =>
-			expect(
-				screen.getByRole("heading", { level: 1, name: "Вход" }),
-			).toBeInTheDocument(),
-		);
+		expect(
+			await screen.findByRole("heading", { level: 1, name: "Вход" }),
+		).toBeInTheDocument();
 	});
 
 	it("logs in through the public form and reaches the protected landing", async () => {
@@ -142,14 +138,12 @@ describe("AppRoutes", () => {
 		);
 		renderRoutes("/accounts");
 
-		await waitFor(() =>
-			expect(
-				screen.getByRole("heading", {
-					level: 2,
-					name: "Нет инвестиционных счетов",
-				}),
-			).toBeInTheDocument(),
-		);
+		expect(
+			await screen.findByRole("heading", {
+				level: 2,
+				name: "Нет инвестиционных счетов",
+			}),
+		).toBeInTheDocument();
 		expect(
 			screen.getByRole("navigation", { name: "WealthLedger" }),
 		).toBeInTheDocument();

src/app/routes/RouteErrorBoundary/RouteErrorBoundary.test.tsx

@@ -1,5 +1,5 @@
 import { MantineProvider } from "@mantine/core";
-import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { fireEvent, render, screen } from "@testing-library/react";
 import { type FC, lazy, Suspense } from "react";
 import { MemoryRouter, useLocation, useNavigate } from "react-router";
 import { describe, expect, it, vi } from "vitest";
@@ -135,8 +135,6 @@ describe("RouteErrorBoundary", () => {
 		authenticated = true;
 		renderBoundary("/accounts");
 		screen.getByRole("button", { name: "go healthy" }).click();
-		await waitFor(() =>
-			expect(screen.getByText("healthy route")).toBeInTheDocument(),
-		);
+		expect(await screen.findByText("healthy route")).toBeInTheDocument();
 	});
 });