Examine source code of Pinky

{
  "manifest_version": 3,
  "minimum_chrome_version": "88",
  "name": "Pinky",
  "short_name": "Pinky",
  "author": "perceptron8",
  "description": "Web Extension making 'The Settlers Online' collectibles easy to find!",
  "homepage_url": "https://github.com/perceptron8/pinky.ext",
  "version": "0.7.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{9db2522d-0416-4f0d-969c-9cf9f03a20ee}",
      "strict_min_version": "113.0"
    }
  },
  "icons": {
    "128": "icon.png"
  },
  "action": {
    "default_icon": {
      "128": "icon.png"
    },
    "default_title": "Pinky",
    "default_popup": "popup.html"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "image.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "rules",
        "enabled": true,
        "path": "rules.json"
      },
      {
        "id": "prestaging",
        "enabled": true,
        "path": "rules/prestaging.json"
      },
      {
        "id": "staging",
        "enabled": true,
        "path": "rules/staging.json"
      },
      {
        "id": "live",
        "enabled": true,
        "path": "rules/live.json"
      }
    ]
  },
  "permissions": [
    "declarativeNetRequest"
  ],
  "host_permissions": [
    "https://www.tsotesting.com/",
    "https://www.tsotesting2.com/",
    "https://ubistatic-a.akamaihd.net/",
    "https://www.diesiedleronline.de/",
    "https://www.juego-thesettlersonline.com/",
    "https://www.thesettlersonline.com/",
    "https://www.thesettlersonline.com.br/",
    "https://www.thesettlersonline.cz/",
    "https://www.thesettlersonline.es/",
    "https://www.thesettlersonline.fr/",
    "https://www.thesettlersonline.gr/",
    "https://www.thesettlersonline.it/",
    "https://www.thesettlersonline.net/",
    "https://www.thesettlersonline.nl/",
    "https://www.thesettlersonline.pl/",
    "https://www.thesettlersonline.ro/",
    "https://www.thesettlersonline.ru/"
  ]
}