API Authentication

curl -u admin:changeme -H "X-Device-Id: my-device" \
  http://localhost:3000/app/devices

curl -H "Authorization: Basic $(echo -n 'admin:changeme' | base64)" \
  -H "X-Device-Id: my-device" \
  http://localhost:3000/app/devices

const res = await fetch("http://localhost:3000/user/my/groups", {
  headers: {
    Authorization: "Basic " + Buffer.from("admin:changeme").toString("base64"),
    "X-Device-Id": "my-device",
  },
});

import requests
r = requests.get("http://localhost:3000/user/my/groups",
                 auth=("admin", "changeme"),
                 headers={"X-Device-Id": "my-device"})