feat: show page context in browser tab titles

src/app/routes/RouteErrorBoundary.test.tsx

@@ -55,6 +55,7 @@ describe("RouteErrorBoundary", () => {
 	it("offers login after a public route error without error details", () => {
 		authenticated = false;
 		renderBoundary("/login");
+		expect(document.title).toBe("Не удалось открыть страницу — WealthLedger");
 		expect(screen.getByRole("link", { name: "Продолжить" })).toHaveAttribute(
 			"href",
 			"/login",