Examine source code of Moodle Buddy

{
  "manifest_version": 3,
  "name": "Moodle Buddy",
  "version": "1.58.0",
  "description": "Moodle Buddy offers mass file download and notification functionality for the moodle learning management platform.",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "action": {
    "default_icon": {
      "16": "icons/16-gray.png",
      "32": "icons/32-gray.png",
      "48": "icons/48-gray.png",
      "128": "icons/128-gray.png"
    },
    "default_title": "Moodle Buddy",
    "default_popup": "popup/index.html"
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "permissions": [
    "activeTab",
    "downloads",
    "storage",
    "scripting"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/index.js"
      ]
    }
  ],
  "options_ui": {
    "page": "pages/options/options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{29d2b673-83e5-4aca-a0b8-f9130b9b9cb7}"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}