Examine source code of Lumina

{
  "manifest_version": 2,
  "name": "work search",
  "version": "1.0",
  "description": "Ajout work search comme moteur de recherche à firefox",
  "icons": {
    "48": "icon.png"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "work search",
      "search_url": "https://work.weblink.ovh/search?q={searchTerms}",
      "keyword": "mm",
      "favicon_url": "https://work.weblink.ovh/favicon.ico"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "search"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ff9061f5-d053-49c3-9917-ecd0a6c57935}"
    }
  }
}