Examine source code of Matomo Injector

{
  "manifest_version": 2,
  "name": "__MSG_extension_name__",
  "short_name": "matomo-injector",
  "version": "4.0.0",
  "author": "Lukas Winkler, xcv58, hromadadan",
  "description": "__MSG_extension_description__",
  "icons": {
    "128": "img/logo-128x128.png",
    "256": "img/logo-256x256.png"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "js/run.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_action": {
    "default_icon": {
      "128": "img/logo-128x128.png",
      "256": "img/logo-256x256.png"
    },
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "http://*/",
    "https://*/",
    "tabs"
  ],
  "default_locale": "en",
  "applications": {
    "gecko": {
      "id": "{59f7eef0-6361-4f57-9e7c-7fdbd6a33710}",
      "strict_min_version": "42.0"
    }
  },
  "options_ui": {
    "page": "options.html",
    "chrome_style": false
  }
}