Examine source code of SAMLView

{
  "manifest_version": 2,
  "name": "SAMLView",
  "version": "1.4.5",
  "description": "Capture and display decoded SAML messages for a single login flow on Firefox.",
  "author": "lindgrenar",
  "homepage_url": "https://github.com/lindgrenar/SAMLView",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "webRequest",
    "<all_urls>",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_title": "SAMLView",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png"
    }
  },
  "content_security_policy": "default-src 'self'; style-src 'self' 'unsafe-inline'; font-src 'self'; img-src 'self' data:",
  "browser_specific_settings": {
    "gecko": {
      "id": "SAMLView@lindgrenar.github.io",
      "strict_min_version": "109.0"
    }
  }
}