Examine source code of NelliTab - New Tab Page

{
  "action": {
    "default_icon": {
      "128": "assets/img/logo/dark.png"
    }
  },
  "author": "Thomas Werner",
  "background": {
    "page": "background.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "info@nellitab.io",
      "strict_min_version": "115.0"
    }
  },
  "chrome_settings_overrides": {
    "homepage": "tab.html"
  },
  "chrome_url_overrides": {
    "newtab": "tab.html"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "assets/js/vendor/jquery.js",
        "assets/js/inject.js"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "default_locale": "en",
  "description": "__MSG_extShortDesc__",
  "homepage_url": "https://nellitab.io",
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "128": "assets/img/logo/default.png"
  },
  "manifest_version": 3,
  "name": "__MSG_extShortName__",
  "optional_permissions": [
    "topSites",
    "history",
    "downloads",
    "downloads.open"
  ],
  "options_ui": {
    "page": "options.html"
  },
  "permissions": [
    "bookmarks",
    "tabs",
    "storage",
    "unlimitedStorage"
  ],
  "short_name": "__MSG_extShortName__",
  "version": "2024.2.990",
  "web_accessible_resources": [
    {
      "all_frames": true,
      "matches": [
        "*://*/*"
      ],
      "resources": [
        "assets/js/init.js",
        "assets/js/storage.js"
      ]
    }
  ]
}