Examine source code of Habeas — export receipts & invoices

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "short_name": "Habeas",
  "version": "0.9.18",
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAov5pyeKHoEtDqarjgyY3JChjXGUVq7NkSBTxiyVWVrYGU7bean1AkTTYgep2YwCP3F+lpJEvEnSbEdSIGszJpbxl421M5DKfsMMbLMC1QGRe3DVahIINJ+SrItyOh9QxOlNX6YrSArS5WGF6JVpMnndhmkEdfohtfzO6IkLGkc4ZTYTkEfmiESrRv0bfUbZ0fHY3BHhQnUOyEj0h/WDHmGmitC8GWKy0hwyu/dPykiVo9McpUKnOYU3ZUGuuhb+c9/oHzkP114Xv80VY2YChhdhrFEy6ASU9LK4PPee0ka9WNQrIrDx7DEWsNpEdA0n4aC6N7yo9eyuBfW5eTWm20wIDAQAB",
  "oauth2": {
    "client_id": "246972215385-1vvdh4kraid8dvksoa6gm41ctub746f8.apps.googleusercontent.com",
    "scopes": [
      "https://www.googleapis.com/auth/drive.file"
    ]
  },
  "description": "__MSG_extDesc__",
  "default_locale": "en",
  "action": {
    "default_title": "Habeas",
    "default_popup": "src/ui/popup.html",
    "default_icon": {
      "16": "icon-16.png",
      "48": "icon-48.png",
      "128": "icon-128.png"
    }
  },
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "options_page": "src/ui/options.html",
  "background": {
    "service_worker": "src/background.js",
    "scripts": [
      "src/background.js"
    ],
    "type": "module"
  },
  "permissions": [
    "activeTab",
    "storage",
    "identity",
    "notifications",
    "scripting",
    "declarativeNetRequestWithHostAccess",
    "cookies",
    "webRequest",
    "alarms"
  ],
  "host_permissions": [
    "https://habeas.dev/*",
    "https://www.carrefour.es/*",
    "https://pro.api.carrefour.es/*",
    "https://www.googleapis.com/*",
    "https://oauth2.googleapis.com/*"
  ],
  "optional_host_permissions": [
    "https://*/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.carrefour.es/*"
      ],
      "js": [
        "src/content/hook.js"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    },
    {
      "matches": [
        "https://www.carrefour.es/*"
      ],
      "js": [
        "src/content/bridge.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://*/*",
        "http://localhost/*",
        "http://127.0.0.1/*"
      ],
      "js": [
        "src/content/extbridge.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "src/content/hook.js"
      ],
      "matches": [
        "https://www.carrefour.es/*",
        "https://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "habeas@habeas.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}