Solve some eslint errors/warnings

src/lib/CountryHeader.svelte

@@ -13,7 +13,7 @@
 </script>
 
 <div id="country-header" class="flex flex-row items-center gap-4 pb-2">
-	<a href={`/map${$page.url.search}`} title="Back to map"
+	<a href={`/map${$page.url.search}`} title="Back to map" aria-label="Back to map">
 		><svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 256 256"
 			><path
 				fill="currentColor"

src/lib/CustomRange.svelte

@@ -23,7 +23,7 @@
 	// TODO could only fetch the value when the slider is released
 </script>
 
-<label>
+<div>
 	<div class="flex flex-row gap-2">
 		<input
 			type="range"
@@ -42,4 +42,4 @@
 			<span class={index === valIndex ? 'font-extrabold' : ''}>{option}</span>
 		{/each}
 	</div>
-</label>
+</div>

src/lib/MiniPathwayCard.svelte

@@ -7,7 +7,6 @@
 	import { page } from '$app/stores';
 	import Pathway from '$lib/charts/Pathway.svelte';
 	import Line from '$lib/charts/components/Line.svelte';
-	import Area from '$lib/charts/components/Area.svelte';
 	import type { CertainTime, UncertainTime } from '$lib/api';
 
 	interface Props {

src/lib/charts/components/LineArray.svelte

@@ -18,7 +18,7 @@
 		data: Record<string, number[]>;
 		x?: string;
 		y?: string;
-		color?: String;
+		color?: string;
 	}
 
 	let {

src/lib/server/db/xarray.test.ts

@@ -1,4 +1,4 @@
-import { describe, test, expect, beforeAll } from 'vitest';
+import { test, expect } from 'vitest';
 
 test('1+1', () => {
 	expect(1 + 1).toBe(2);

src/routes/+layout.svelte

@@ -1,4 +1,4 @@
-<script lang="js">
+<script lang="ts">
 	import '../app.css';
 	import { page } from '$app/stores';
 	import logo from '$lib/logo.svg';

src/routes/about/+page.server.ts

@@ -0,0 +1 @@
+export const prerender = true;