Examine source code of NekoTranslate

{
  "manifest_version": 2,
  "name": "NekoTranslate",
  "version": "0.0.2",
  "description": "Translate any manga or comic in place and in real time.",
  "permissions": [
    "activeTab",
    "contextMenus",
    "storage",
    "*://nekotranslate.ai/*",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "NekoTranslate Settings"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8282d9fa-c1d2-4170-af58-850bd1ec4a4a}"
    }
  }
}