Examine source code of Linked Image List

{
  "manifest_version": 2,
  "name": "__MSG_extensionNameLIL__",
  "version": "3.5.1",
  "default_locale": "en",
  "description": "__MSG_extensionDescription__",
  "icons": {
    "48": "icons/icon.svg",
    "96": "icons/icon.svg"
  },
  "options_ui": {
    "page": "options/options.html",
    "browser_style": true
  },
  "browser_action": {
    "browser_style": true,
    "default_title": "__MSG_menuLabelList__",
    "default_icon": "icons/icon.svg",
    "theme_icons": [
      {
        "dark": "icons/icon.svg",
        "light": "icons/white.svg",
        "size": 16
      },
      {
        "dark": "icons/icon.svg",
        "light": "icons/white.svg",
        "size": 32
      }
    ]
  },
  "background": {
    "scripts": [
      "bg_common.js",
      "bg_openlist.js",
      "bg_jumptolink.js",
      "bg_commands.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "cs_allways.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "<all_urls>",
    "tabs",
    "contextMenus",
    "webNavigation",
    "storage",
    "downloads"
  ],
  "applications": {
    "gecko": {
      "id": "linkedimagelist@grue.addons.mozilla.org",
      "strict_min_version": "77.0"
    }
  }
}