feat: implement archiving functionality for counters and update related logic

app/api/counters/route.ts

@@ -3,8 +3,12 @@ import db from '@/lib/db';
 
 export const dynamic = 'force-dynamic';
 
-export async function GET() {
-  const counters = db.prepare('SELECT * FROM counters ORDER BY order_index ASC, id ASC').all();
+export async function GET(request: Request) {
+  const { searchParams } = new URL(request.url);
+  const archived = searchParams.get('archived') === 'true';
+  const counters = archived
+    ? db.prepare('SELECT * FROM counters WHERE archived_at IS NOT NULL ORDER BY archived_at DESC').all()
+    : db.prepare('SELECT * FROM counters WHERE archived_at IS NULL ORDER BY order_index ASC, id ASC').all();
   return NextResponse.json(counters);
 }