Examine source code of findbugbounty

{
  "manifest_version": 2,
  "name": "findbugbounty",
  "description": "Finds the bug bounty program of the visited web page",
  "version": "1.0.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "{24f78886-6947-48aa-86ec-8fbb001b9689}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "200": "icons/FAicon.png"
  },
  "background": {
    "scripts": [
      "background_script.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/FAicon.png",
    "default_popup": "browserAction/index.html"
  },
  "permissions": [
    "tabs",
    "webRequest"
  ]
}