Examine source code of Notes Lite

{
  "manifest_version": 3,
  "name": "Notes Lite",
  "version": "0.1.0",
  "description": "Quick notes with tags, search, format, auto-save and export/import.",
  "action": {
    "default_title": "Notes Lite",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "permissions": [
    "storage",
    "windows"
  ],
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "notes-lite@local",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "data_type": [
          "none"
        ],
        "purpose": [
          "none"
        ],
        "data_use": [
          "none"
        ]
      }
    }
  }
}