Examine source code of Cookie auto decline

{
  "manifest_version": 3,
  "name": "__MSG_extensionName__",
  "author": "JobcenterTycoon",
  "version": "7.6",
  "description": "__MSG_extensionDescription__",
  "homepage_url": "https://github.com/JobcenterTycoon/cookie-auto-decline",
  "default_locale": "en",
  "icons": {
    "16": "icons/icon_16.png",
    "32": "icons/icon_32.png",
    "64": "icons/icon_64.png",
    "128": "icons/icon_128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "jobcentertycoon@gmail.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "128.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "exclude_matches": [
        "*://127.0.0.1/*",
        "*://0.0.0.0/*",
        "*://[::]/*",
        "*://[::1]/*",
        "*://localhost/*",
        "*://*.local/*",
        "*://*.internal/*",
        "*://fritz.box/*",
        "*://fritz.nas/*",
        "*://fritz.repeater/*",
        "*://myfritz.box/*",
        "*://fritzbox.internal/*",
        "*://giga.cube/*",
        "*://congstar.box/*",
        "*://easy.box/*",
        "*://kabel.box/*",
        "*://pi.hole/*",
        "*://speedport.ip/*",
        "*://my.router/*",
        "*://home.arpa/*",
        "*://fire.walla/*",
        "*://hitronhub.home/*",
        "*://homerouter.cpe/*",
        "*://mobile.hotspot/*",
        "*://mwlogin.net/*",
        "*://ntt.setup/*",
        "*://plex.direct/*",
        "*://repeater.asus.com/*",
        "*://router.asus.com/*",
        "*://samsung.router/*",
        "*://steamloopback.host/*",
        "*://telstra.gateway/*",
        "*://tplinkap.net/*",
        "*://tplinkeap.net/*",
        "*://tplinkmodem.net/*",
        "*://tplinkplclogin.net/*",
        "*://tplinkrepeater.net/*",
        "*://tplinkwifi.net/*",
        "*://unifi.localdomain/*",
        "*://web.setup/*",
        "*://web.setup.home/*",
        "*://web.setup.home/*"
      ],
      "js": [
        "script.js"
      ],
      "all_frames": true,
      "run_at": "document_idle"
    },
    {
      "matches": [
        "*://*/*"
      ],
      "exclude_matches": [
        "*://127.0.0.1/*",
        "*://0.0.0.0/*",
        "*://[::]/*",
        "*://[::1]/*",
        "*://localhost/*",
        "*://*.local/*",
        "*://*.internal/*",
        "*://fritz.box/*",
        "*://fritz.nas/*",
        "*://fritz.repeater/*",
        "*://myfritz.box/*",
        "*://fritzbox.internal/*",
        "*://giga.cube/*",
        "*://congstar.box/*",
        "*://easy.box/*",
        "*://kabel.box/*",
        "*://pi.hole/*",
        "*://speedport.ip/*",
        "*://my.router/*",
        "*://home.arpa/*",
        "*://fire.walla/*",
        "*://hitronhub.home/*",
        "*://homerouter.cpe/*",
        "*://mobile.hotspot/*",
        "*://mwlogin.net/*",
        "*://ntt.setup/*",
        "*://plex.direct/*",
        "*://repeater.asus.com/*",
        "*://router.asus.com/*",
        "*://samsung.router/*",
        "*://steamloopback.host/*",
        "*://telstra.gateway/*",
        "*://tplinkap.net/*",
        "*://tplinkeap.net/*",
        "*://tplinkmodem.net/*",
        "*://tplinkplclogin.net/*",
        "*://tplinkrepeater.net/*",
        "*://tplinkwifi.net/*",
        "*://unifi.localdomain/*",
        "*://web.setup/*",
        "*://web.setup.home/*",
        "*://web.setup.home/*"
      ],
      "js": [
        "setterscript.js"
      ],
      "all_frames": true,
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "background-script.js"
    ]
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "permissions": [
    "activeTab",
    "storage"
  ],
  "action": {
    "default_icon": {
      "16": "icons/icon_16.png",
      "32": "icons/icon_32.png",
      "48": "icons/icon_64.png",
      "128": "icons/icon_128.png"
    },
    "default_title": "__MSG_extensionName__",
    "default_popup": "popup/popup.html"
  }
}