v3.3.0.beta3-dev の最新コミットが Discourse を壊しているようです

[ja3 (Ja)]

Fastlyが推奨CDNのようです。Discourseでの利用経験はありませんが、一般的に非常に優れています。

Enable a CDN for your Discourse

So you’d like to use a CDN to speed up worldwide access to common assets on your Discourse forum? You might want to go all-in and Set up file and image uploads to S3 (see also Configure an S3 compatible object storage provider for uploads). If you want a CDN without the added complexity of S3 and having two CDNs, this is the guide for you. The CDN will reduce some load on your server by letting the CDN serve those assets so that the server doesn’t have to. It also can speed things up by deliver…