index.go

package main

import (
  "fmt"
  "syscall/js"
  "net/http"
  "strconv"
  "io/ioutil"
)

func main() {
  resp, err := http.Get("https://api.microlink.io/?url=https://twitter.com/futurism/status/882987478541533189&video&palette")
    if err != nil {
    fmt.Println(err)
    }
    defer resp.Body.Close()
    b, err := ioutil.ReadAll(resp.Body)
    if err != nil {
    fmt.Println(err)
    }
  js.Global().Get("document").
    Call("querySelector", "#html").
    Set("value", string(b))
}