Web UI - realtime

Websockets

https://github.com/arlac77/svelte-websocket-store

Websocket comparison across languages

https://www.researchgate.net/publication/348993267_An_Analysis_of_the_Performance_of_Websockets_in_Various_Programming_Languages_and_Libraries

Scaling websockets

https://composehq.com/blog/scaling-websockets-1-23-25

LiveView over HTTP and WS

https://deno.land/x/liveviewjs

Alternatives

Long polling

https://www.inferable.ai/blog/posts/postgres-nodejs-longpolling.mdx