Add tunnel component and map connector component

src/routes/healthz/+server.ts

@@ -0,0 +1,8 @@
+import { json } from '@sveltejs/kit';
+import type { RequestHandler } from './$types';
+
+export const GET: RequestHandler = () => {
+    return json({ status: 'ok', uptime: process.uptime() }, {
+        status: 200
+    });
+};

src/routes/map/[slug]/+page.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
 	import RouteRow from '$lib/components/RouteRow.svelte';
+    import RouteEndLink from '$lib/components/mapIcons/RouteEndLink.svelte';
 	import { slide } from 'svelte/transition';
 
 	// data.route contains: routeName, routeId, elecStart, elecEnd, routeDetail[]
@@ -15,7 +16,8 @@
 		signallerChange: true,
 		electrificationChange: true,
 		siteof: true,
-		junction: true
+		junction: true,
+        tunnel: true,
 	};
 
 	let showFilters = false;
@@ -106,12 +108,15 @@
 	<main class="map-spine">
 		<div class="container">
 			{#each filteredFeatures as f, i (`${f.type}-${f.miles}-${f.chains}-${i}`)}
+              {#if (f.type === 'continues')}
+                <RouteEndLink feature={f} />
+              {:else}
 				<RouteRow feature={f} activeElec={f.activeElec} {reversed} />
+              {/if}
 			{/each}
 		</div>
 	</main>
 </div>
-
 <style>
 	.map-layout {
 		display: flex;