Examine source code of Bookmarks Manager and Viewer

{
  "name": "Bookmark Manager and Viewer",
  "description": "An elegant bookmark manager with fuzzy search and more",
  "version": "0.3.8",
  "manifest_version": 3,
  "permissions": [
    "storage",
    "activeTab",
    "bookmarks",
    "favicon",
    "notifications",
    "contextMenus",
    "declarativeContent"
  ],
  "optional_permissions": [
    "clipboardRead"
  ],
  "optional_host_permissions": [
    "*://*/*"
  ],
  "background": {
    "service_worker": "worker.js",
    "scripts": [
      "worker.js",
      "monitor.js",
      "context.js"
    ]
  },
  "action": {
    "default_popup": "data/panel/index.html"
  },
  "sidebar_action": {
    "default_panel": "data/panel/index.html?in=sidebar",
    "default_icon": {
      "16": "data/icons/16.png",
      "32": "data/icons/32.png",
      "48": "data/icons/48.png",
      "64": "data/icons/64.png",
      "128": "data/icons/128.png"
    }
  },
  "homepage_url": "https://webextension.org/listing/bookmarks-manager.html",
  "icons": {
    "16": "data/icons/16.png",
    "32": "data/icons/32.png",
    "48": "data/icons/48.png",
    "64": "data/icons/64.png",
    "128": "data/icons/128.png",
    "256": "data/icons/256.png",
    "512": "data/icons/512.png"
  },
  "options_ui": {
    "page": "data/options/index.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{beb1b1c0-32b9-47d8-bbd1-f65bed4e7c22}",
      "strict_min_version": "128.0"
    }
  }
}