Examine source code of LG Cached

{
  "description": "Recuperación del contenido de algunos articulos para lagaceta.com.ar",
  "manifest_version": 3,
  "name": "LG Cached",
  "homepage_url": "https://github.com/schdie/we_firefox_lagacetacached_mv3",
  "version": "4.15",
  "icons": {
    "48": "icons/48.png",
    "96": "icons/96.png",
    "128": "icons/128.png"
  },
  "permissions": [
    "storage",
    "webRequest",
    "webRequestBlocking"
  ],
  "host_permissions": [
    "*://*.lagaceta.com.ar/*",
    "*://*.lavoz.com.ar/*",
    "*://*.scuore.com.ar/*",
    "*://*.cloudfront.net/*",
    "*://*.wyleex.com/"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "js/controller.js",
        "css/content.css",
        "js/content.js",
        "popup/popup.html",
        "popup/popup.css",
        "popup/popup.js"
      ],
      "matches": [
        "*://*.lagaceta.com.ar/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "page_action": {
    "show_matches": [
      "*://*.lagaceta.com.ar/*"
    ],
    "default_popup": "popup/popup.html",
    "default_icon": {
      "48": "/icons/48.png",
      "96": "/icons/96.png",
      "128": "/icons/128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.lagaceta.com.ar/*"
      ],
      "css": [
        "css/content.css"
      ],
      "js": [
        "js/content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{400be594-34dd-4ae0-a0a4-20b5eca8473c}",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}