How can we create our own CDN links?

If you are already using those files on your own website you can easily give links to those files like

If you want to continue serving different versions you can achieve that by adding version numbers to your files like style.1.2.3.js or keeping them in separate directories like /v1.2/style.js.

The other option is to use some sort of CDN Hosting service like Cloudflare. You can find more services like this with a quick google search.

Just put these files on any host with clear URL, something like

then anyone can link them to their code.