Examine source code of SnipType

{
  "manifest_version": 2,
  "name": "SnipType",
  "version": "1.0.0",
  "description": "Текстовые сниппеты с быстрой вставкой и рандомизацией",
  "icons": {
    "16": "icons/icon.svg",
    "32": "icons/icon.svg",
    "48": "icons/icon.svg",
    "96": "icons/icon.svg"
  },
  "permissions": [
    "storage",
    "activeTab",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": {
      "16": "icons/icon.svg",
      "32": "icons/icon.svg",
      "48": "icons/icon.svg",
      "96": "icons/icon.svg"
    },
    "default_title": "SnipType"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content/content.js"
      ],
      "css": [
        "content/content.css"
      ],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "background": {
    "scripts": [
      "background/background.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "sounds/keypress.mp3"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "sniptype@local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    },
    "gecko_android": {
      "strict_min_version": "109.0"
    }
  }
}