Examine source code of Moodle Tweaks

{
  "name": "__MSG_extensionName__",
  "version": "1.0",
  "description": "__MSG_extensionDescription__",
  "homepage_url": "https://github.com/PhaserArray/moodle-extension",
  "manifest_version": 2,
  "default_locale": "en",
  "permissions": [
    "tabs",
    "storage",
    "https://fonts.googleapis.com/css"
  ],
  "optional_permissions": [
    "*://*/*"
  ],
  "web_accessible_resources": [
    "content/modules/*"
  ],
  "background": {
    "scripts": [
      "libs/browser-polyfill.js",
      "libs/content-scripts-register-polyfill.js",
      "background/extension-controller.js"
    ],
    "persistent": true
  },
  "icons": {
    "16": "images/moodle-tweaks-icon-16.png",
    "19": "images/moodle-tweaks-icon-19.png",
    "32": "images/moodle-tweaks-icon-32.png",
    "38": "images/moodle-tweaks-icon-38.png",
    "48": "images/moodle-tweaks-icon-48.png",
    "64": "images/moodle-tweaks-icon-64.png",
    "96": "images/moodle-tweaks-icon-96.png",
    "128": "images/moodle-tweaks-icon-128.png",
    "256": "images/moodle-tweaks-icon-256.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "images/moodle-tweaks-icon-16.png",
      "19": "images/moodle-tweaks-icon-19.png",
      "32": "images/moodle-tweaks-icon-32.png",
      "38": "images/moodle-tweaks-icon-38.png",
      "48": "images/moodle-tweaks-icon-48.png",
      "64": "images/moodle-tweaks-icon-64.png",
      "96": "images/moodle-tweaks-icon-96.png",
      "128": "images/moodle-tweaks-icon-128.png",
      "256": "images/moodle-tweaks-icon-256.png"
    },
    "default_title": "Moodle Tweaks Control Panel",
    "default_popup": "popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "75.0"
    }
  }
}