Examine source code of MangaOT

{
  "manifest_version": 2,
  "name": "__MSG_appName__",
  "description": "__MSG_appDescription__",
  "version": "0.0.32",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "homepage_url": "https://mangaot.top",
  "web_accessible_resources": [
    "content.css",
    "content-scripts/content.css"
  ],
  "permissions": [
    "storage",
    "declarativeNetRequest",
    "https://*.mangaot.top/*",
    "http://localhost/*",
    "<all_urls>"
  ],
  "default_locale": "en",
  "content_scripts": [
    {
      "matches": [
        "https://*.mangaot.top/*",
        "http://localhost:3000/*"
      ],
      "js": [
        "mangaot-sync.js"
      ]
    },
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "mistsink@foxmail.com"
    }
  },
  "background": {
    "persistent": true,
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "MangaTranslator 漫画翻译神器",
    "default_popup": "popup.html"
  }
}