Add homepage and make bridges look nice

src/routes/+page.ts

@@ -0,0 +1,17 @@
+import type { PageLoad } from "./$types";
+
+export const load: PageLoad = async ({ fetch }) => {
+    const response = await fetch('map-index.json');
+
+    if (!response.ok) {
+        return { maps: [] };
+    }
+
+    const maps = await response.json();
+
+    return {
+        maps: maps.sort((a: any, b: any) => {
+            return Number(a.routeId) - Number(b.routeId);
+        })
+    };
+};