Examine source code of Korean IME with Romanization Tool

{
  "manifest_version": 3,
  "name": "__MSG_extension_name__",
  "short_name": "__MSG_extension_short_name__",
  "default_locale": "en",
  "description": "__MSG_extension_description__",
  "icons": {
    "16": "icon16h.79407a9d.png",
    "48": "icon48.ee92c29c.png",
    "128": "icon128.01439e06.png"
  },
  "action": {
    "default_icon": {
      "16": "icon16a.f4550a6b.png",
      "24": "icon24a.33d59491.png",
      "32": "icon32a.19268cc6.png"
    },
    "default_title": "__MSG_extension_name__"
  },
  "author": "Vincent McNabb",
  "options_ui": {
    "page": "options-app.03a6caea.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "match_about_blank": true,
      "all_frames": true,
      "js": [
        "content-script.1f036451.js"
      ],
      "run_at": "document_idle",
      "css": [
        "content-script.4b14d98f.css"
      ]
    }
  ],
  "web_accessible_resources": [],
  "permissions": [
    "contextMenus",
    "storage"
  ],
  "version": "2.7.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "korean-ime@vmcnabb",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "service_worker": "service-worker.aa5ffd6e.js",
    "scripts": [
      "service-worker.aa5ffd6e.js"
    ]
  }
}