Publish updated WeChat Radar

app/api/dates/route.ts

@@ -0,0 +1,18 @@
+import { NextResponse } from 'next/server';
+import { db } from '@/lib/db';
+
+export const dynamic = 'force-dynamic';
+
+export async function GET() {
+  const rows = db()
+    .prepare(
+      `SELECT date, COUNT(*) AS count
+       FROM messages
+       GROUP BY date
+       ORDER BY date DESC
+       LIMIT 90`,
+    )
+    .all() as Array<{ date: string; count: number }>;
+
+  return NextResponse.json({ ok: true, dates: rows });
+}