If you are using our official install and have SSL enabled (eg access your site with https://yoursite.com) then you get HTTP/2
This means we send all the assets more efficiently and that sprites for avatars and various other hacks that were needed in the HTTP/1.1 era are no longer beneficial.
I’m not an advance in this tech stack, I did wonder why there is a mix of h1.1/h2 request. Is it a browser choice?
Also, to reduce the time for first page load, is there a topic/discussion here about page optimisation/cdn/server side settings to read about specifically for discourse?
I have 7 to 10 seconds loads time in a private window and it’s a vanilla setup and a small forum.
Also, If there is a blog/category section, I would love to read about engineering/scalable decision that the discourse team made while building the forum.