manifest.json

{
  "manifest_version": 2,
  "name": "Geração de arquivos XLS ou OFX",
  "description": "Essa extensão permite a exportação de faturas ou extrato do Nubank e Banco do Nordeste.",
  "version": "1.0",
  "page_action": {
    "default_icon": "icon.png"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "declarativeContent",
    "downloads"
  ],
  "content_scripts": [{
    "matches": ["https://app.nubank.com.br/*"],
    "js": ["content_nubank.js", "jquery-3.3.1.min.js", "xlsx.full.min.js"]
  }, {
    "matches": ["https://nel.bnb.gov.br/InformacoesCartaoCredito/*"],
    "js": ["content_nel_visaplatinum.js", "jquery-3.3.1.min.js", "xlsx.full.min.js"],
    "all_frames": true
  }, {
    "matches": ["https://nel.bnb.gov.br/ext_cco_01*"],
    "js": ["content_nel_extrato.js", "jquery-3.3.1.min.js", "xlsx.full.min.js"],
    "all_frames": true
  }],
  "background": {
    "scripts": ["bg.js"],
    "persistent": false
  }
}