Feature Request
Is your feature request related to a problem? Please describe.
Create a new guide in the documentation that details Custom Domains
Describe the solution you'd like
Custom domains can be set up using the config options
The installation instructions under https://astro.cloudinary.dev/installation details some of the configuration
This can also be done with the config object
https://astro.cloudinary.dev/cldimage/configuration#configuration--delivery
under config
Please point out some of the basics of how this would need to be set up in Cloudinary: https://support.cloudinary.com/hc/en-us/articles/202520562-Can-we-deliver-our-assets-using-a-subdomain-of-our-own-domain-like-cdn-example-com