Examine source code of TransliteRussian

// * Software:	Add-on "TRANSLITERUSSIAN" for Mozilla Firefox 
// * Version:	0.8
// * Date:	2020-07-24
// * Author:	Vlad Koutsenok (www.koutsenok.de)
// * File:	manifest.json
{

  "manifest_version": 2,
  "name": "TransliteRussian",
  "version": "0.8",
  "description": "Пишем по русски на немецкой клавиатуре. Typing Russian on german keyboard. Schreiben Russisch auf der deutschen Tastatur.",
  "author": "Vlad Koutsenok, it@koutsenok.de",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
	"storage"
  ],
  "content_scripts": [
  {
    "matches": ["<all_urls>"],
    "js": ["content.js"]
  }
  ],
  "background": {
    "scripts": ["background.js"]
  },
  "options_ui": {
    "page": "option.html",
    "browser_style": true
  },
  "commands": {
    "toggle-feature": {
    "suggested_key": { 
		"default": "Ctrl+Q",
		"linux": "Ctrl+F2"
		}
    }
  },
  "browser_specific_settings": {
    "gecko": {
        "id": "{9c8d34a0-615c-496a-afa7-f4353ecf2c5b}",
		"strict_min_version": "68.0"
    }
  }
  
}