go mod init sample npm init svelte@next frontend // Choice "Svelte app template" is "Skelton Project". // Choice "Use TypeScript" is No. // Choice "ESLint" is No. // Choice "Prettier" is No. cd frontend npm install npm i -D @sveltejs/adapter-static@next // +build !release package main import ( "log" "net/http" "net/http/httputil" "net/url" ) func init() { u, err := url.Parse("http://localhost:3000