Add completed match detail pages

src/routes/matches/[id]/+page.server.ts

@@ -0,0 +1,9 @@
+import { error } from '@sveltejs/kit';
+import { getMatchDetail } from '$lib/server/fleet/match-history.js';
+
+export function load({ params }: { params: { id: string } }) {
+    if (!/^[1-9]\d*$/.test(params.id)) error(404, 'Match not found');
+    const match = getMatchDetail(Number(params.id));
+    if (!match) error(404, 'Match not found');
+    return { match };
+}