Railpack upgrade not taking

Question

Hi, I recently upgraded this service db07a37c-4113-47f3-969d-559195d671f9 in this project a1fec125-0396-4a56-83bf-7b2db861d9fc to use Railpack, but Nixpacks still builds it (below).

I upgraded another serice and it worked perfectly. Any help appreicated!

```Starting Container

╔════════ Nixpacks v1.24.1 ═══════╗

║ setup      │ nodejs_18, npm-9_x ║

║─────────────────────────────────║

║ install    │ npm ci             ║

║─────────────────────────────────║

║ build      │ npm run build      ║

║─────────────────────────────────║

║ start      │ npm run start      ║

╚═════════════════════════════════╝```