Examine source code of 2doli.st Bookmarks

{
  "manifest_version": 2,
  "name": "2doli.st Bookmarks",
  "version": "1.5",
  "description": "Bookmarks support for https://2doli.st",
  "icons": {
    "48": "icons/logob48.png",
    "128": "icons/logob128.png"
  },
  "background": {
    "scripts": [
      "main.js"
    ]
  },
  "permissions": [
    "bookmarks",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ac92ac46-5f06-4734-b4f3-926345ac3750}"
    }
  }
}