Hexlet Battles

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Hexlet Battles",
  "description": "This extension show games from hexlet battles",
  "version": "0.4.3",
  "permissions": [
    "tabs",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "images/icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "page": "background.html"
  },
  "icons": {
    "128": "images/icon.png"
  },
  "content_security_policy": "default-src 'self'; connect-src https://game.hexlet.io/ws/api/v1/games wss://game.hexlet.io/ws/api/v1/games; script-src 'self' 'unsafe-eval'; style-src * 'unsafe-inline'; img-src 'self' data:; font-src * 'self' data:;"
}