Examine source code of Notion Pal

{
  "manifest_version": 3,
  "name": "Notion Pal",
  "version": "1.0",
  "description": "Copy image from Notion, just like that!",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "clipboardWrite"
  ],
  "host_permissions": [
    "https://www.notion.so/*",
    "https://*.notion.so/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.notion.so/*",
        "https://*.notion.so/*"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "thisisanilks@gmail.com",
      "strict_min_version": "109.0"
    }
  }
}