Examine source code of Xtense-WE

{
  "manifest_version": 3,
  "version": "3.2.2",
  "name": "Xtense WE",
  "description": "__MSG_appDesc__",
  "default_locale": "fr",
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "icons": {
    "128": "assets/images/Xtense-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ogspy.team@gmail.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.ogame.gameforge.com/game/*"
      ],
      "js": [
        "contribs/jquery.min.js",
        "contribs/loglevel.min.js",
        "parsers/OgameLocales.js",
        "parsers/OgameConstants.js",
        "parsers/message-debug.js",
        "parsers/controller.js",
        "parsers/messages.js",
        "parsers/metas.js",
        "parsers/pages.js",
        "ui/menu_item.js",
        "ogspy/send_data.js",
        "utilities.js",
        "xtense.user.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "assets/images/about.png",
        "assets/images/conf.png",
        "assets/images/pages.png",
        "assets/images/server.png",
        "assets/images/xtense.png",
        "assets/icones/xtense.png",
        "assets/icones/xtense-send.png",
        "assets/icones/xtenseKo.png",
        "assets/icones/xtenseNo.png",
        "assets/icones/xtenseOk.png",
        "assets/icones/xtenseReady.png",
        "assets/icones/xtenseWarn.png",
        "assets/icones/infos.png",
        "assets/icones/planet.png"
      ],
      "matches": [
        "https://*.ogame.gameforge.com/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background-service.js"
    ]
  },
  "host_permissions": [
    "http://localhost/*",
    "http://127.0.0.1/*"
  ],
  "optional_host_permissions": [
    "https://*/*",
    "http://*/*"
  ],
  "permissions": [
    "storage"
  ],
  "short_name": "Xtense",
  "action": {
    "default_title": "Xtense",
    "default_icon": "assets/icones/xtense_default.png",
    "default_popup": "xtense.html"
  }
}