Examine source code of Resizer & Cropper

{
  "manifest_version": 3,
  "name": "Resizer & Cropper",
  "version": "1.2",
  "description": "Firefox extension to crop, flip, and enlarge images with automatic background color matching.",
  "permissions": [
    "contextMenus",
    "storage",
    "unlimitedStorage",
    "activeTab",
    "scripting",
    "downloads"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'"
  },
  "action": {
    "default_title": "Open Resizer & Cropper"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "resizer-cropper@extensions.ksandroid.pl",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}