Examine source code of OGame FirstOrder

{
  "name": "OGame FirstOrder",
  "version": "1885",
  "manifest_version": 2,
  "description": "Bir İttifaktan Daha Fazlası FirstOrder!",
  "homepage_url": "https://firstorder.com.tr/",
  "content_scripts": [
    {
      "exclude_matches": [
        "https://*.ogame.gameforge.com/game/admin2/*"
      ],
      "matches": [
        "https://*.ogame.gameforge.com/game/*"
      ],
      "js": [
        "main.js"
      ],
      "css": [
        "global.css"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "ogkush.js",
    "libs/*",
    "res/*",
    "util/*"
  ],
  "browser_action": {
    "default_title": "OGame FirstOrder",
    "default_icon": {
      "32": "res/logo32.png"
    }
  },
  "icons": {
    "32": "res/logo32.png",
    "128": "res/logo128.png",
    "256": "res/logo256.png",
    "512": "res/logo512.png"
  },
  "permissions": [
    "storage",
    "https://*.ogame.gameforge.com/game/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{321a523c-106d-4039-9de6-63ecf3d21d18}"
    }
  }
}