Examine source code of Open IPTV Companion

{
  "manifest_version": 3,
  "name": "Open IPTV Companion",
  "author": "A Muh Mufqi Zuhudi",
  "description": "Improves playback compatibility by resolving cross-origin (CORS) restrictions and loading custom XMLTV guides for real-time schedules.",
  "version": "1.0.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "companion@openiptv.moefqy.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "action": {
    "default_popup": "assets/html/popup.html",
    "default_icon": {
      "16": "assets/img/icon-16.png",
      "48": "assets/img/icon-48.png",
      "128": "assets/img/icon-128.png"
    }
  },
  "icons": {
    "16": "assets/img/icon-16.png",
    "48": "assets/img/icon-48.png",
    "128": "assets/img/icon-128.png"
  },
  "background": {
    "scripts": [
      "assets/js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://iptv.moefqy.com/*"
      ],
      "js": [
        "assets/js/content.js",
        "assets/js/inject_epg.js"
      ]
    }
  ],
  "permissions": [
    "declarativeNetRequest",
    "declarativeNetRequestWithHostAccess",
    "storage",
    "unlimitedStorage"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "ruleset_1",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  }
}