Examine source code of YouChoose.AI

{
  "manifest_version": 2,
  "name": "YouChoose.AI",
  "short_name": "YCAI",
  "description": "Content creator should control their videos' recommendation",
  "author": "Tracking Exposed team, check it our on https://youchoose.ai",
  "icons": {
    "16": "ycai16.png",
    "48": "ycai48.png",
    "128": "ycai128.png"
  },
  "browser_action": {
    "default_icon": "ycai16.png",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "https://*.youtube.com/",
    "https://youchoose.ai/",
    "https://yt3.ggpht.com/"
  ],
  "background": {
    "scripts": [
      "./background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.youtube.com/*"
      ],
      "js": [
        "./ext.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "*.png",
    "settings.json"
  ],
  "version": "2.7.0",
  "cross_origin_embedder_policy": {
    "value": "require-corp"
  },
  "cross_origin_opener_policy": {
    "value": "same-origin"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{bc9bb30a-c6a3-4404-b116-574f1208e70b}"
    }
  }
}