silverstripe-webpack/app/_config/cache.yml

---
Name: app-cache
After:
  - app-basics
---

SilverStripe\Core\Injector\Injector:
  Psr\SimpleCache\CacheInterface.appCache:
    factory: SilverStripe\Core\Cache\CacheFactory
    constructor:
      namespace: "appCache"
      defaultLifetime: 3600