Examine source code of MargarinaWiki

{
  "manifest_version": 2,
  "name": "MargarinaWiki",
  "short_name": "margarinawiki_search",
  "description": "Pesquise na MargarinaWiki.",
  "version": "1.5.0",
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "MargarinaWiki",
      "keyword": "!m",
      "favicon_url": "logo.png",
      "search_url": "https://margarina.rf.gd/mediawiki/index.php?search={searchTerms}"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "MargarinaWikiSearch@tenkuma"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.margarina.rf.gd/*"
      ],
      "js": [
        "saturated.js"
      ]
    }
  ],
  "author": "tenkuma",
  "homepage_url": "https://margarina.rf.gd"
}