Nodeinfo endpoint for Pod providers

{
  "version": "2.1",
  "software": {
    "name": "activitypods",
    "version": "2.0.0", // Automatically take it from package.json version ?
    "repository": "https://github.com/assemblee-virtuelle/activitypods",
    "homepage": "https://activitypods.org/"
  },
  "protocols": ["activitypub"],
  "services": {
    "inbound": [],
    "outbound": []
  },
  "openRegistrations": true,
  "usage": {
    "users": {
      "total": 123 // Number of pods
    }
  },
  "metadata": {
    "frontend_url": "https://app.mypod.store",
    "signup_url": "https://app.mypod.store/login?signup=true",
    "login_url": "https://app.mypod.store/login",
    "logout_url": "https://app.mypod.store/login?logout=true",
    "resource_url": "https://app.mypod.store/r"
  }
}

activitypods / activitypods

Nodeinfo endpoint for Pod providers #111