Examine source code of MangaColorizerPro

{
  "manifest_version": 3,
  "name": "MangaColorizerPro",
  "version": "1.0.2",
  "description": "Bring your favorite manga to life! Instantly colorize any manga panel on any website with or without even a single click!",
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/content/index.js"
      ]
    }
  ],
  "action": {
    "default_popup": "src/popup/index.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*.png",
        "assets/*.svg",
        "configurations/*.json"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "externally_connectable": {
    "matches": [
      "http://localhost:3000/*",
      "https://manga-colorizer-pro.vercel.app/*"
    ]
  },
  "background": {
    "scripts": [
      "src/background/index.js"
    ],
    "type": "module"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "mcp@dox.com",
      "strict_min_version": "109.0"
    }
  }
}