Examine source code of MoodleCustomizer

{
  "name": "MoodleCustomizer",
  "version": "1.1.2",
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{34ba4e89-9b36-487b-8866-a27b304f3db6}"
    }
  },
  "author": "Hokkaydo",
  "permissions": [
    "activeTab",
    "storage",
    "webRequest",
    "webRequestBlocking",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "description": "Improve Moodle global experience.",
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "index.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": {
      "48": "icons/logo.png"
    },
    "default_title": "On/Off",
    "default_popup": "popup/options.html"
  },
  "icons": {
    "48": "icons/logo.png"
  }
}