Examine source code of Smart Safe - Password manager

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "0.2.6",
  "description": "__MSG_extDescription__",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "alarms",
    "identity"
  ],
  "background": {
    "scripts": [
      "oauth-config.js",
      "background.js"
    ]
  },
  "action": {
    "default_title": "__MSG_extName__",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png"
    }
  },
  "options_page": "options.html",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "default_locale": "en",
  "host_permissions": [
    "https://www.googleapis.com/*",
    "https://oauth2.googleapis.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "smart-safe-firefox@2clab.it",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "personallyIdentifyingInfo"
        ]
      }
    }
  }
}